MYG company hand in hand to IRIS, CSIR,FLEXIM FLIR,ONSITE and the domestic electric institute of business technology services, maintenance services.MYG is carrying out technical service and maintenance service of the main business are:
I. The Generator stator core ELCID testing service: in the state ofgenerator outage, using 4% low excitation, detection of generator stator interturn insulation.
I. The generator slot wedge tightness SWA testing services: in the condition of downtime, using electric hammer and acceleration sensor, objectively detect detect generator slot wedge tightness.Automatic generation of test report, objective and have traceability.Highlight the state overhaul concept.
I. The generator rotor interturn insulation RSO testing services: in the case of generator excitation is disconnected, repetitive pulse waveform method for testing with British technology, this technology is recognized as the best method of turn-to-turn insulation detecting the rotor of the generator.Has been declared a national and industry standards.Is fast, simple, high sensitivity, found potential small fault problems ahead of time.
I. the turn-to-turn short circuit air-gap waveform generator rotor RFAII testing services: use the generator air-gap flux installed in the stator and it is comparing the difference between the generator opposite pole magnetic flux leakage, find corresponding slot to check if intertunr insulation in the Rotors. it Is the national recommended test methods.
I. electrical equipment FLIR testing service - the infrared thermal imaging FLIR testing service to find out is overheating, An infrared detection can detect transformer substation equipment and the overhead line overheating problem.Early detection of these issues is important, many of these problems will lead to system failure and it will lurks a few months before.
I electrical equipment, transmission line CSIR corona detection services: on excessive ultraviolet corona discharge imaging detection
I ultrasonic probe accuracy test
I Rotor bar fracture in the induction squirrel-cage motor rotor eccentricity MDSP3 detection: the Canadian MDSP3 IRIS professional equipment testing
L SF6 gas leak detection: China Have environmental legislation and encourage mechanism of leak detection.The development of the best method is to use by American EPRI a laser infrared camera.
I. The generator end wingding modal testing services
广州漠阳谷电气跟国内检修单位开展电厂检修类服务项目合作,特别是特殊性检测服务。如下服务测试项目都可以做,希望新老客户过来垂询、洽谈业务:
Guangzhou Yanggu electrical and domestic maintenance units to carry out the maintenance of power plant maintenance service projects, in particular the special inspection services. As follows the service test project can do, and hope that the new and old customers come to consult, negotiate business:
standard test Item
1 定子绕组端部动态特性及线棒鼻端接头、引出线和过渡引线固有频率
1 the dynamic characteristics of the stator end winding and the natural frequency of the wire rod end joint, the lead wire and the transition lead wire
2 交流耐压试验(大修前)
2 AC voltage withstand test (overhaul)
2 定子绕组端部手包绝缘施加直流电压测量
DC voltage is applied to measure the insulation of stator end winding clutch 2
3 发电机CT的10%误差曲线
10% error curve of generator CT
4 空载特性曲线、三相稳定短路特性曲线
4 no load characteristic curve, the characteristic curve of three phase stability
5 大修前、后定子绕组泄漏电流及直流耐压试验
Leakage current and DC voltage test of stator winding leakage current before and after 5 major overhaul
6 定子绕组交流耐压试验
6 stator winding AC voltage withstand test
7 转子绕组极平衡试验
7 rotor winding pole balancing test
8 RSO重复脉冲法检测发电机转子匝间绝缘(膛内、膛外)
8 RSO repetitive pulse method to detect the inter turn insulation of generator rotor (bore, bore)
9 发电机定子线棒超声波流量测量
Ultrasonic flow measurement of 9 generator stator bar
10 发电机转子通风检测
10 generator rotor ventilation detection
11 发电机ELCID低励磁铁损检测
11 generator ELCID low excitation magnet detection
12 发电机转子气密性
12 generator rotor air tightness
漠阳谷开展电厂检测服务项目清单如下:
检修项目 | 项目类型 | |
避雷器预防性试验(测量直流1mA电压U1mA及0.75U1mA下的泄漏电流、绝缘电阻试验。 测量避雷器的底座绝缘电阻及检查放电计数动作情况) | 试验检验 | |
预防性试验:绕组直流电阻、绕组连同套管的绝缘电阻、吸收比或极化指数、铁芯及夹件绝缘电阻测试 | 试验检验 | |
绕组连同套管的介质损耗测试 | 试验检验 | |
电容型套管的绝缘电阻、介质损耗及电容值测试 | 试验检验 | |
套管中的电流互感器的绝缘电阻、伏安特性测试 | 试验检验 | |
变压器油的油中颗粒度、色谱分析、耐压试验、油中含气量 | 试验检验 | |
低压侧PT绝缘电阻、直流电阻、空载电流和励磁特性测试及耐压试验 | 试验检验 | |
预防性试验:绕组直流电阻、绕组连同套管的绝缘电阻、吸收比或极化指数、铁芯及夹件绝缘电阻测试 | 试验检验 | |
绕组连同套管的介质损耗测试 | 试验检验 | |
变压器油的油中颗粒度、色谱分析、耐压试验、油中含气量 | 试验检验 | |
有载调压开关油耐压试验、水份 | 试验检验 | |
有载调压开关大修预防性试验 | 试验检验 | |
预防性试验:绕组直流电阻、绕组连同套管的绝缘电阻、吸收比或极化指数、铁芯及夹件绝缘电阻测试 | 试验检验 | |
绕组连同套管的介质损耗测试 | 试验检验 | |
变压器油的油中颗粒度、色谱分析、耐压试验、油中含气量 | 试验检验 | |
有载调压开关油耐压试验、水份 | 试验检验 | |
有载调压开关大修预防性试验 | 试验检验 | |
发电机、主变压器PT绝缘电阻、直阻测试、空载电流和励磁特性测试、耐压试验) | 试验检验 | |
发电机、主变压器避雷器绝缘电阻测试及泄漏电流测试 | 试验检验 | |
预防性试验(共箱封闭母线绝缘测试及交流耐压试验) | 试验检验 | |
发电机预防性试验:定子绕组的绝缘电阻、吸收比或极化指数测试、直流电阻测试、泄漏电流试验(大修前 后)、交直流耐压试验(大修前)、定子绕组端部手包绝缘施加直流电压测量、固有频率测试及模态分析、发电机CT的10%误差曲线、空载特性曲线、三相稳定短路特性曲线、定子线棒水流量试验 | 试验检验 | |
转子绕组的绝缘电阻、直流电阻测试、膛内及膛外交流阻抗试验 | 试验检验 | |
转子绕组极平衡试验、RSO重复脉冲法检测发电机转子匝间绝缘(膛内、膛外) | 试验检验 | |
通风试验和气密试验 | 试验检验 | |
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