Application case of SF6 leakage monitoring and alarm system of 110kv Hangbu substation of Lu 'an Power Supply Company

韦弗斯解决方案

应用案例

SF6安全保障专家

专注于SF6气体检测的专业化

135 85763546

Application case of SF6 leakage monitoring and ala

GB/T8905-1996 "Guidelines for Gas Management and Detection in sulfur hexafluoride Electrical Equipment" and DL 408— 1991 "Electrical Safety Work Regulations" (electrical parts of power plants and substations) and "Eighteen Major Anti-accident Measures of the State Grid Company" specifically stipulate that the distribution unit room equipped with SF6 equipment must ensure that the SF6 gas concentration is less than 1000ppm, in addition to the installation of strong ventilation devices, The oxygen meter and SF6 gas concentration detector must be installed.

The 110kV Hangbu substation of Lu 'an Power Supply Company is located in Hangbu Town, Lu 'an City, which is an important support for the economic development of Hangbu town.

The temperature and humidity monitor configured in the SF6 Concentration online monitoring system (Winfoss-S1) has the function of dual detection of ambient temperature and humidity, and real-time monitoring of indoor temperature and humidity in the switch (GIS), and when the user needs to control indoor temperature and humidity, By expanding the temperature and humidity output contact to control the operation of dehumidifier, air conditioner or heater installed in the field, the ambient temperature and humidity control is realized, and the SF6 switch and oxygen content in the work area in the plant can realize real-time automatic comprehensive monitoring and control, and the equipment operating status and gas content in the work area are more transparent.

In recent years, with the rapid social and economic development of Hangbu Town, Lu 'an City, the power load continues to increase, power supply from the grid “ Get stuck in the neck ” The problem has become a prominent contradiction restricting economic and social development. The Weavers SF6 concentration online monitoring system (Winfoss-S1) effectively guaranteed the personal safety of maintenance personnel and the operation of GIS equipment, which played a very important role in preventing accidents. The construction of 110kV Hangbu power transmission and transformation project is of great significance for improving the power capacity of the town's power grid and promoting the sound and rapid economic and social development of the town.

After-sales service guarantee

Wevers Testing Technology (Shanghai) Co., Ltd. has completed the delivery, installation and commissioning (including hardware and software installation) of the products by a full-time project manager or engineer within the time agreed in the contract, and put into use;

1 Quality assurance: The products provided by each site are all new and original products produced in the recent two months and meet the national quality test standards. Accompanied by product quality certificate, factory inspection report and relevant explanatory application data;

2. Technical training: Wevers undertakes related full-time project managers and full-time installation personnel to conduct hardware and software technical training for field users related professional technical follow-up maintenance personnel after on-site installation, commissioning and operation;

3 Warranty commitment: This product is guaranteed for 36 months, during the product warranty period there are manufacturing quality problems of the equipment, we are responsible for free repair or replacement. For equipment damage not caused by the buyer's responsibility, we have the priority to provide spare parts and repair obligations;

4. Technical support: We have the obligation to provide technical cooperation for the auxiliary equipment purchased by the user and related to the Contract equipment without any additional cost;

5 Installation guarantee: Weavers technicians are responsible for the correctness of all installation work. If the equipment and materials are damaged due to wrong guidance, Weavers Company shall be responsible for replacement, repair and/or supplement, and the cost shall be borne by us;

6 Service response: During the warranty period, if the product fails, the service network will respond within 2 hours after receiving the user's service request, and rush to the scene to troubleshoot the fault within 48 hours. Under special circumstances, emergency measures will be provided for the user to ensure the normal work of the user. If it cannot be repaired in time within a short period of time, Wevers Xi 'an service network will provide a standby machine for the user to ensure the normal development of the user's work;

7 after-sales return visit: the company's customer return visit specialist, according to the service order once a year to the user's machine usage and maintenance service status tracking return visit, for the problems reflected by the user in the return visit, the company designated professional and technical personnel on the spot answer or on-site solution. Provide free technical training for the user when using team member updates;

8 In order to reasonably promote the operation of Weavers product quality system and protect the interests of users, after the warranty period, we provide users with paid maintenance services, but do not charge technical service fees, only charge maintenance parts at cost price;

9 Spare parts guarantee: The products sold by Weavers enter the company's CRM (Customer relationship management system) for record, and notify the warehouse management department to stock special spare parts to ensure the most timely service for users, and provide spare parts and spare parts with the same performance or better than the original products when upgrading.