NY/T 665-2003 Specification for the evaluation of micro hydroelectric equipment
Some standard content:
NY/1665—2C03
To ensure the quality of agricultural micro-hydropower generation stations, especially micro-hydropower generation equipment with a power of 25kW or less, and to promote micro-power generation products to domestic and foreign markets, this standard is specially formulated. This standard is formulated based on the actual situation of the current model of hydropower equipment, production and development. This standard is a programmatic standard for the hydropower industry, and it will quote other micro-hydropower standards as its specific instructions: To ensure the connection between the different standards of micro-hydropower
Appendix A of this standard. Appendix ... This standard is promoted by the Ministry of Agriculture Micro Hydropower Equipment Quality Supervision, Inspection and Testing Center, which is responsible for the interpretation. 1 Standard National
Micro Hydropower Equipment Appraisal Specification
NY/T665-2003
This standard specifies the appraisal content, appraisal procedure, implementation (assessment) method, test method and report format of micro hydropower equipment with a power of less than 10k. This standard is applicable to the scientific research and adjustment of micro hydropower, the adjustment and promotion of new products. Off-grid hydropower equipment with a power of less than 1k can be implemented accordingly. 2 Normative References
The following documents contain the following clauses The use of the standard with a sufficient date shall be the subject of this standard: all subsequent replacement documents (excluding the content of errors) or revised versions are not applicable to this standard. However, the parties to the agreement on this standard may study whether the latest versions of these documents can be used. For any referenced document without an import date, the latest version shall apply to the DIC standard. GR/T17522-3:398 Test methods for hydraulic power equipment GB/T17521-1998 Quality inspection procedures for miniature hydraulic power equipment 3 Technical and fixed texts
The following terms and definitions apply 3.1
The standard that the enterprise specifies shall be the standard that the enterprise shall specify to the user or quality inspection machine in the production of micro hydropower. 3.2
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The power of the enterprise shall be specified in the power or lumen of the enterprise. 4 General
4.1 Purpose
This specification specifies the same requirements and requirements of the hydropower circuit specification, and its purpose is to standardize the appraisal of micro hydropower, and the appraisal of this specification shall be evaluated. The content is explained in detail (Appendix A). This pool has made a detailed specification for the tests that should be conducted for various types of appraisals (see Appendix 15). 4.2 Requirements for the appraisal (or testing) unit
The affiliated unit can be the superior main consulting department of the inspected unit, or it can be a full-time inspection unit. In general, the main unit shall organize the appraisal, and the competent department shall be authorized by the quality supervision department at or above the level of the competent department to conduct the inspection. The unit with relatively good conditions shall provide the test report 4.3 Requirements for the inspected unit
4.3.1 The inspected unit shall provide the following: 1) Technical documents required for appraisal, NY/T 665—2003
Unit and necessary spare parts
c) Unit operation instructions (when the inspection is carried out, the unit operator shall be equipped)! d) Delivery of the specified fee
4.3.2 Units of 10kW and below are tested on the test bench. Units above 0W are tested in our field. 4.4 Prototype
4.4.: The research and development unit provides the prototype for the new product identification. Quality supervision inspection and random inspection, push the "identification" responsible sales department or 1., pull the sample from the finished product.
4.4.2 The sample removal personnel shall extract the sample from the current specified product model, the inventory holding quantity: the internal product. Test the machine-stock bottle.
4.4.3 After sampling, the sampling personnel shall write the sampling form: the sampling personnel and the production management personnel of the sampled unit shall sign the draft,
4.4.4 Once the prototype is extracted, it shall not be replaced or handled. 1,4.5 The machine is out of date and the sampling personnel shall be responsible for the sampling. 4.5 Technical Documents
The unit that receives the inspection report "Qualifications" shall provide the corresponding technical documents to the inspection unit: the service appraisal shall provide the corresponding documents except for the C record.
4.6 Test Equipment
4..1 The test equipment shall be able to simulate the positive micro-water voltage of the corresponding water light mouse. 4.6.2 The negative bottom shall be sufficient and adjustable.
4.6.3 The comparison or verification shall be carried out under the same policy. 4.6.4 The requirements for the test equipment are 1.
4.7 Evaluation Principles
4.7.1 Scientific research appraisal, new production will determine the teaching plan task book 1 or contract! . The quality inspection and testing shall be carried out in accordance with the standards specified in GB/T 17524-1993, GB/17524-109 and this specification. 2. The quality inspection and testing shall be carried out in accordance with GB/T 17524-1993, GB/17524-598 or the standards explicitly stated by the enterprise. 2.7.3 Regularly adjust and inspect the advanced standards of similar products at home and abroad and refer to GB/T 17524-1998, GB/T 17524-938 for reference. 5. Test method 5.1 Requirements for test instruments 5.1.1 5.1. Requirements for the positioner
The test instruments and meters should be qualified within the validity period and have been approved by the metrology department.
The group of equipment should meet the following requirements:
) Head (or pressure) measuring instrument: the actual test in the laboratory is the core 5 acceptance: the on-site test is the firm, b) certificate measuring instrument: the actual test in the laboratory is 0.5, the on-site test is 2%:) voltage, current thin measuring instrument 5.1.3 Installation of instrument and sensor 5.1.3.1 The pressure sensor should be installed at the water inlet of the micro-hydrogen generator unit, and the water flow force should be SC to ensure the measured value as close as possible to the pressure head obtained in the micro-hydrogen generator unit. 5.1.3.2 The flow sensor should be installed according to the specification of the sensor to ensure the measurement accuracy. 5.1.3.3 The power meter should be installed at the generator output end. 5.2 The machine should be connected to the NY/T666-2003 G13/T17522:-198, GB/T17523:1993. The opponent's special cost is to make the following explanation:
5.2.1 Question: Output voltage. Check the voltage of the load, the voltage adjustment rate of the transformer, the medium voltage AC output, all use the uniform voltage adjustment rate to test the model, the stable voltage of the whole vehicle, the electric doctor is still calculating, under a certain stop ratio, the rated output voltage is calculated based on the maximum voltage at the output end of the generator, the rated power point of the single-phase generator is V and the rated output voltage of the three-phase motor is 100: when the city When installed in the electronic controller planned by the user, the rated voltage is calculated based on the user's requirements (also the user's requirements when entering the house), but the rated output voltage of the single-phase motor is 330V, and the rated output voltage of the three-phase motor is 330V. MGB/T:75231993.
5.2.2 Rated output power and overall efficiency
5.2.2.1 The rated driving power refers to the actual range output power of the machine at a new fixed water head and a new fixed load. The test shall comply with CB/T :23 :093.
5.2.2.2 Overall efficiency refers to the efficiency of the generator set under the condition of 6~6 times of normal operation. The method is given in GB/T1753-15A.5.2.3 The rate of change of the sinusoidal voltage shape
For the 100-watt class generator set that only uses lighting and receiving, the unit can be tested for the power frequency disturbance without any waveform change. The method of this test shall comply with 1752313
5.3 Sustainability test
5.3.1 Sustainability test methodWww.bzxZ.net
5.3.1.1 Record the first trouble-free power generation operation time during the test period: (h). 5.3.1.2 The power generation benefit during the cooling test period is calculated, and the power generation benefit is calculated during the cooling test period. The power generation benefit is calculated during the cooling test period. The power generation benefit is calculated during the cooling test period. The power generation benefit is calculated during the cooling test period.And record the release period, the reason for the wear, in order to be effective: stop the card, receive the signature list and broadcast the model of each item, put the bed classification table 1, the yang carbonization disease
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3. The same subject external elasticity determination Article 3,
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Promotion determination
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3. The original new output tightness Article 4,
The same length low development equipment is obvious Article 5,
5. The general science plan virtual result determination Article 6,
NY/T 665—2003
5.3. 2 Reliability index
5.3.2.1 The first trouble-free operation time shall not be less than 500h. 5.3.2.2 In case of light efficiency failure or major fault, the cumulative operation time shall not be less than 2000h. 5.3.2.3 In case of spare parts supply, the reliability coefficient K can be used to evaluate the reliability. K is calculated as shown in formula (1), X - - 100%
Where: K is the reliability coefficient; Cumulative operation time: The time when the fault is stored during the test. The reliability coefficient should be 3.05
5.4 Operation quality and its qualitative test
5.4.1 Test method
5.4.1.1 When the unit is designed to operate for 2950h, the actual output of the unit under rated water and rated load is measured. The unit is allowed to be maintained before the measurement.
5.4.1.2 The locomotive efficiency before, during and after the production assessment test is expressed by , and , respectively. The time of the two phases is as follows: from the first 100 of the test to the first 1000 of the operation, the middle period is from the beginning of the test to the first 2000+ of the power generation operation,
5.4.2 Assessment indicators
5.4.2.1 The operation quality index is expressed by K, K, or (2) calculation: X100
Where:
The measured unit rated output power, unit is dry product (k), the rated output power specified by the manufacturer, unit is kilowatt () 5.4.2.2 The operation quality index is expressed by K, that is, the change in unit efficiency is used to measure it. K, calculated by formula (3): F: (%) -
Wuzhong:
Early test unit efficiency:
m—— Mid-test unit efficiency!
Late test unit efficiency.
5.5 Economic test
5. 5. 1 Basic parameters
5.5.1.1 Average annual power generation of typical users
room×100
When there is power loss, the watt-hour meter reading shall prevail. When there is effective watt-hour meter reading, use or (4) for calculation: W6760×A: XA:×P
Annual power generation, unit kilowatt-hour (·b): w
Annual time utilization, unit is hour (1)
A, -——average time utilization coefficient (generally 0.3); A-number of shares (take 0.2 for one share);
Average rated power of the unit actually measured, unit is one watt (kWh). 4
5.5.1.2 Average annual total consumption cost of typical users NY/I665-2603
The total consumption cost includes: machine (including spare parts) purchase cost, shaft delivery cost, installation cost, maintenance and sorting cost, which are apportioned according to the average service life of the unit.
5.5.2 Economic indicators
Economic indicators are expressed as monthly energy cost. The unit energy cost C is calculated according to the formula (5\C=F/W
Where:
C——retention cost, unit is yuan per thousand hours [yuan <W·TingF—average annual consumption cost, unit is yuan (yuan): w
Half-average energy generation, unit is watt (k certificate, h) 5.6 Safety test
5.6.1 Safety inspection
The live parts of the unit (such as the generator output end and the line change whether there are external parts), whether there are measures to prevent electric shock: b) Whether the grounding device of the unit is necessary and effective, 5.6.2 Safety test method
Use the daily measurement method to check all live parts. When the unit is in working condition, there is no external interference. 5.7 Electromagnetic interference Interference test
5.7.1 Assessment method
Observe the power supply of the micro-hydropower machine: 5.7.2 Test method
a) For the micro-hydropower with self-contained (electrical) control device, place the TV set in the place where the controller is 2 ugly for test:) For the micro-hydropower without electronic (electrical) control device, only need to use the micro-power supply for observation, 5.8 Adaptability test
5.8.1 Adaptability test content
a) Acid anti-moisture test
b) Air defense test;
Whether the units used in the north are not working properly due to low temperature and insufficient fullness; c) Whether the units used by the north are sharp due to long time, short circuit or produce air leakage; e
Whether the units used in the sea produce mechanical breakage or electrical failure due to fog erosion. 5.8.2 Test method
Adaptability test is carried out by on-site test or user discussion: 5.9 Test steps
The test plan should be determined according to the actual situation. To ensure the smooth progress of the test work, the test steps are as follows: a) When the unit is tested, the production assessment data is recorded when it starts to run; b) When it runs for 100 hours, the non-destructive test items, such as basic performance parameters, are measured: For destructive tests, they are carried out at the end. 5.10 Adjustment limit
5.10.1 During the entire test, the parameters of each component should not be changed artificially. 5
5.10.2 Except for overspeed and control time increase or test, the boiler protection room or control structure of the unit during the test shall not be shut down or removed.
5.10.3 When measuring each set of data, it is forbidden to adjust the anti-discharge, generator excitation, and controller parameters. 5.11 Stop the test
5.11,1 When there is a drop in efficiency during the test, the adjustment test should be stopped. NY/T665-2J03
5.11.2 When there is a large drop in efficiency during the test, the test shall be repeated after the test is completed. All the tests done before are invalid.
6 Adjustment procedure
The general package of the adjustment procedure is: appraisal, current review, preparation of test personnel, technical measurement, performance inspection, production assessment test, user inspection, preparation of appraisal (test report, appraisal meeting or approval, issuance of appraisal certificate. Appraisal telephone
Registration unit of the supervisory department or full-time adjustment and testing unit) shall apply for the approval. 6.2 Preliminary review
The main department or special account adjustment unit (the inspection agency) shall determine whether the adjustment unit meets the requirements of 4., 6. 3. The testing unit shall be responsible for the evaluation (inspection) according to this specification and relevant standards, including: evaluation (inspection) according to the standards, sample machine specifications, use methods, test methods, work safety, etc. 5.4. Technical determination According to the technical specifications or instruction manuals, drawings and other technical documents, the prototype machine parts parameters, component dimensions, manufacturing process, assembly quality, etc. shall be tested for conformity. 6.5. Performance test Determine the running volume of the prototype and whether the overall performance meets the specified quality indicators. 6.6. Production assessment
The assessment sample shall be tested for safety, operation quality, operation convenience, and construction experience. 6./Household survey
The adjustment shall be conducted through a certain number of households. The location and efficiency of the unit shall be determined by the type and distribution of the units, and generally not in the same station.
6.&Writing the appraisal (test) report
It shall be prepared by the person in charge of the unit (the project manager of the testing unit), reviewed by the technical person in charge of the unit, and approved by the management department. 6.9 Appraisal meeting or approval
The basic methods of appraisal include measurement and expert evaluation. 6.9.1 Inspection and appraisal
Specialized appraisal (inspection) The inspection and appraisal shall be carried out in accordance with the existing specifications and standards, and the department shall make an evaluation. The department shall draw conclusions and issue an appraisal report, which shall be approved by the superior competent department.
6.9.2 Expert review
6..2.1 Written review
In addition to the nine specialized inspection and appraisal institutions or peers to conduct a good single-enterprise inspection, the expert shall conduct an expert inspection of the relevant materials in written form, evaluate, and summarize the conclusions by the organization: 1. 6.9.2.2 Appraisal meeting
The appraisal unit shall be entrusted by the appraisal unit or a full-time professional according to the European and American standards. In addition to the testing and inspection conducted by units with better testing conditions, an expert review meeting is held to make a review conclusion.
6.10 Issuance of the certification
For those who have passed the appraisal, the supervisor shall approve and issue the certification. 7 Content and method of the appraisal (assessment)
The assessment activities during the adjustment period include: structural design assessment, equipment quality assessment, operation adequacy assessment, unit and component performance assessment, viability assessment, economic determination, dynamic condition safety assessment, comprehensive assessment: the assessment contents and forces are as follows. 7.1 Structural design assessment
7, 1.1 Working principle assessment
NY/T 665—2003
The prototype machine works scientifically and can meet the safety requirements, the main working parts are advanced: whether the parts cooperate with each other, whether the design parameters are selected reasonably, etc. 7. 1. 2 Design procedure assessment
Whether the design calculation of the main parts meets the design specifications, whether the runner and installation foundation have been properly designed. 7.1.3 Overall structural configuration assessment
Review whether the overall structure and accessories are reasonable and reliable. Check whether the various parts of the prototype are used to ensure the safety of the machine itself and personnel. 7.1.4 Manufacturing process assessment
Review whether the prototype parts are good in process performance and material size, whether the tolerances of the parts are reasonable, whether the selection is effective, whether the parts are easy to disassemble and assemble, etc. 1.5 Standardization assessment
Whether the comprehensive technical requirements of the standardization of the machine are complete and whether they are in line with the product series and current standards. : Check the standardization coefficient and raw materials of the period. Check the standardization requirements of the parts and components. Check whether the ten major working parts have been designed and manufactured to the maximum extent possible and whether the general parts have been fully specialized.
7.2 Quality Assessment of Manufacturing Environment
7.2.1 Quality Assessment of Parts Manufacturing
Main assembly dimensions of the components meet the requirements of the drawings: whether the internal efficiency of the parts meets the requirements of the drawings and technical documents.
Assembly Quality Assessment
Whether the rotating parts (such as the pulley) have been subjected to the static () balance test. The torque must meet the technical requirements; the rotor tip output meets the technical requirements of the assembly.
Each relative motion part is flexible in operation: the control mechanism is flexible and light.
7.3 Operation quality assessment
Operation quality assessment
Check whether the performance of the unit meets the requirements of the design specification (or contract agreement) and meets the requirements of 5., 7.3.2 Operation quality stability assessment
Check whether the unit meets the requirements of 5.1.2. 7.4 Unit and component performance assessment
Check whether the test method is correct, whether the evidence is sufficient, and whether the data results are reliable. Evaluate whether the performance of the unit and components meets the requirements of the design task book (or contract, agreement) and meets the requirements of this specification 5.5: Check whether the unit and components match the requirements of the design task book (or contract, agreement) as much as possible.
7.5 Reliability assessment
The reliability of the controller meets the requirements of the design task book (or contract, agreement) and the standard 5.3: 7.G Economic assessment
Check whether the energy cost of the unit is close to or lower than that of similar domestic models: /, Labor conditions and safety assessment
7.7.1 Safety assessment
Check whether the unit has been selected for safety test To be in accordance with the requirements of 5 and 6 of this specification, NY/T665-2003
has been completed. 7.2 Assessment of electromagnetic interference level
Check whether the unit has passed the level test and meets the requirements of 5.? 7.7.3 Adaptability assessment
Check whether the unit has passed the adaptability test or inspection) and meets the requirements of 5. of this specification. 7.7.4 Assessment of usability
7.7.4.1 Assessment of maintenance convenience
The convenience of maintenance can be assessed by whether it is relatively convenient, not very convenient, or very convenient. 7.7. 4. 2. Ease of operation
Evaluate the unit's ease of use and shutdown, evaluate the power connection 7.7, 1.: network, etc. 7.7.4.3 Appearance
Main items of appearance inspection: appearance style, color overall layout, frequency marking, and other appearance qualities. For example, relatively good, not good, very bad, etc., conduct evaluation,
7.8 Overall evaluation
2.8.1 Purpose of overall evaluation
|Make a comprehensive evaluation and conclusion on the unit based on the failure of the sub-item assessment to facilitate the decision-making of the competent department: 7.8.2 Comprehensive assessment method
7.8.2.1 Qualitative evaluation method
When the unit is assessed, a general evaluation should be made according to the specified items in the previous A, and then a conclusive evaluation and recommendation should be derived. If any flag is unqualified, the unit cannot pass the assessment. The list of items is shown in Appendix D. 7.8.2.2 Qualitative evaluation method
When There are two or more units with the same contract or a breeding appraisal, and it is also necessary to give a certain salt adjustment concept, and the indicators should be used for quantitative analysis before reaching a comprehensive assessment. The purpose of the day is to make the station adopt accurate observations, facilitate the comparison and decision-making through the assessment content of the pump A. The assessment force method is attached to the E, and the daily adjustment (standard test report || tt || B, 7 sparse system according to the bundle || tt || abbreviation will be determined (inspection report green according to the original plan record. The original record is realistic and true. Fill in, strictly check, to ensure that the data environment can be used to the actual level of the machine. The original record should be in a unified format, automatically printed by computer, and the printing process should be the same as the record paper 6.2 Preparation process
8.2, check whether the original record is valid
The original record should be rechecked according to the original price: a) Whether there is a test record, proofreading, and full text! b) When the original record is released, is it required to be signed! ) Whether the record or modification has been completed. .2.2 Preparation of test report
The test report is generally prepared and printed by the salesperson in the office of the testing unit. The format and content of the report shall be as follows: 2.3 The municipal office of quality control and approval of the report (testing) report is responsible for the review of the quality management personnel. The reviewer shall focus on whether the entire process from accepting the task to completing the report is carried out in accordance with the prescribed methods and procedures. B.2.4 Approval of the inspection (testing) report requires the approval of the technical person in charge of the inspection and approval of the report. The approver shall provide the following information: 8.3 Format and content 8.3.1 Cover format and content See Appendix F for the cover format and content. 8.3.2 Cover 2 format and content See Appendix G for the cover 2 format and content.
8.3.3 Format and content of the first page
N/665—2003
The first page shall contain a color enlarged print (4×4) of the prototype or a photo of the corresponding size, with a brief description.
8.3.4 Format and content of the second page
The second page onwards shall contain the appraisal (test) report, which shall include: prototype technical support, test basis, test conditions, test results, evaluation of test results, user comments on the instruction manual, conclusions and comments, 8.3.4.1 Preface
General contents: Task source, test nature and purpose requirements, test start and end time, test location, sampling method and number of units, sample drawing! Summary, test personnel composition, test profile and task overview. 8.3.4.2 Prototype technical characteristics
Technical characteristics refer to the type and technical characteristics of the main structural characteristics of the prototype. According to the characteristics, the controlled unit shall provide the following, and after inspection and control, the following shall be drawn: 8.3.4.3 Test basis
The test basis is this specification and relevant product standards, test method standards, quality classification standards, etc., and the number and name of the standard shall be stated respectively. When the task is determined (contract, agreement), a copy of the task book (contract, agreement) shall be attached. 8.3.4,4 Test conditions
Test conditions refer to the air source, air pressure, humidity, negative pressure and test equipment of the test site during the test. Test equipment and equipment refer to the main instruments and equipment used in this test by name, specification, model, manufacturer, factory ex-factory date, and verification time.
8.3.4.5 Test results and test result evaluation The test results shall be summarized and listed according to the evaluation content, and cause-effect analysis shall be conducted, and daily evaluation shall be done. If necessary, characteristic curves may be drawn or tidal table may be used for concentration.
8.3.4.6 User Opinion
Includes the number of users, users’ evaluation of the machine, problems and suggestions, and evaluation of the company’s service quality, etc. 8.3.4.7 Evaluation of the instruction manual
Mainly evaluate whether the content of the instruction manual is complete, whether it can guide users on installation, operation, maintenance, disassembly and retesting, whether it is easy to understand and convenient, etc.
8.3.4. Conclusion and review
Based on the test results and comprehensive evaluation, the technical level and quality level of the prototype, its value and applicability are evaluated in a realistic manner, and suggestions are made based on the technical data collected in the long term. 9| |tt||XTB95-2603
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