hotline: 0757-27881773(Hotline) 0757-27830137(Support)
Release time: 2017 - 10 - 23
Description: Shenzhen Xinming Hospital is a high-level affiliated hospital jointly established by Shenzhen Municipal Government and Sun Yat-sen University in Shenzhen. Located in Guangming New District, planning 4,000 beds to meet the local people's medical and health needs, but also to a large extent as a teaching hospital to undertake the role of Shenzhen University medical personnel training.Customers encounter power quality problems:The hospital power distribution system is generally 10kV / 0.4kV transformer, the main load for the electronic medical precision equipment, lighting, inverter ventilation equipment, computers and UPS most of the non-linear devices.Mainly 3,5,7 harmonic, THDi at about 30%. A large number of non-linear load will cause unbalanced three-phase, harmonic excessive, neutral li...
Release time: 2017 - 11 - 07
Description: Area: GuangdongIndustry: Shipping, PortsCommon power quality problems in the industry:     The gas discharge electric light source, switch power supply and DC bridge grab ship unloader, which are widely used in port terminals, have become the main harmonic sources of port terminals and have brought serious power quality problems.According to the harmonic test of some container quay and large portal crane equipped with VVVF in the port power system, most of them have 5, 7th harmonic injection systems in operation, and some of them have 11, 13th harmonic generation. The losses caused by it have been numerous. For example, problems such as fuse explosion, reactor overheating and burning, capacitor bulging, PT insulation breakdown, transformer output and life expectancy have occ...
Release time: 2017 - 10 - 16
Description: Hechi First People's Hospital is a state-level three-level general hospital directly under Hechi City that integrates medical treatment, first aid, teaching, scientific research, prevention, health care and rehabilitation. It is located in Yizhou, Guangxi Zhuang Autonomous Region . The hospital was founded in 1929, formerly known as Liujiang Public Hospital Yishan Branch, after years of vicissitudes honed in 2002 changed its name to Hechi City First People's Hospital. The hospital is now in charge of the medical aid and medical care in Yizhou and the emergency medical aid in many counties and cities such as Hechi, Luocheng, Liucheng, Liujiang, Xincheng and Huanjiang. Is the only hospital affiliated to the National Baby-friendly Hospital and Hechi City, which is the international emergency ...
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2017 - 10 - 23
Shenzhen Xinming Hospital is a high-level affiliated hospital jointly established by Shenzhen Municipal Government and Sun Yat-sen University in Shenzhen. Located in Guangming New District, planning 4,000 beds to meet the local people's medical and health needs, but also to a large extent as a teaching hospital to undertake the role of Shenzhen University medical personnel training.Customers encou...
2017 - 11 - 07
Area: GuangdongIndustry: Shipping, PortsCommon power quality problems in the industry:     The gas discharge electric light source, switch power supply and DC bridge grab ship unloader, which are widely used in port terminals, have become the main harmonic sources of port terminals and have brought serious power quality problems.According to the harmonic test of some container quay ...
2017 - 10 - 16
Hechi First People's Hospital is a state-level three-level general hospital directly under Hechi City that integrates medical treatment, first aid, teaching, scientific research, prevention, health care and rehabilitation. It is located in Yizhou, Guangxi Zhuang Autonomous Region . The hospital was founded in 1929, formerly known as Liujiang Public Hospital Yishan Branch, after years of vicissitud...
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