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State Grid Corporation of China

State Grid Corporation of China

State Grid Corporation of China is a state-owned, wholly-owned enterprise directly managed by the central government, established in accordance with the Company Law. It is a super-large, key state-owned backbone enterprise that plays a vital role in the lifeline of the national economy and national energy security. The company’s core business revolves around investing in, constructing, and operating power grids, and it shoulders the fundamental mission of ensuring a safe, economical, clean, and sustainable electricity supply. China’s electric power industry has a history spanning 140 years. Since the founding of the People’s Republic of China in 1949, the management system of the electric power industry has undergone numerous transformations, passing through the Ministry of Fuel Industry, the Ministry of Electric Power Industry, the Ministry of Hydropower, and the Ministry of Energy, before finally establishing the Ministry of Electric Power Industry in 1993. In 1997, the State Grid...

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2019/04

China Property & Casualty Insurance Co., Ltd.

China Property & Casualty Insurance Co., Ltd.

The predecessor of the People’s Insurance Company of China Property & Casualty Co., Ltd. (PICCP&C, hereinafter referred to as “PICC P&C”) was the People’s Insurance Company of China, established on October 20, 1949. PICC P&C is a core member and flagship business of the People’s Insurance Group of China (PICCGroup, ranked 117th on the 2018 Fortune Global 500). It is a large-scale, state-owned property insurance company with a long history, substantial business scale, and strong overall strength in China. Its premium volume ranks among the top in the global property insurance market. The company was listed on the Main Board of the Hong Kong Stock Exchange on November 6, 2003 (stock code: 232).

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2019/04

Vertiv Technologies

Vertiv Technologies

With industry-disruptive solutions and a strong reputation for innovation, Vertiv and its partners continuously raise the bar in areas such as power distribution and supply, thermal management, access and control, monitoring, and ease of management. We provide you with the expertise you need, the reliability you demand, and an extensive global network of partner resources. Our history dates back to the dawn of the information age; however, our formal organizational structure began taking shape in 2000, when Emerson integrated its critical infrastructure technologies into the Network Power business. By 2016, the solutions offered by Emerson Network Power—and its...

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2019/04

Eaton

Eaton

Beijing Capny Technology Co., Ltd. – Eaton Power’s Gold-Level Regional Partner

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2019/04

Schneider Electric

Schneider Electric

Schneider Electric SA is a global electrical company headquartered in France and a world-leading expert in energy efficiency management and automation. In fiscal year 2017, the group achieved sales of €24.7 billion and employs more than 140,000 people across over 100 countries worldwide. Schneider Electric is a leading player in the digital transformation of energy management and automation technologies for residential, building, data center, infrastructure, and industrial sectors. Schneider Electric’s products serve a wide range of power markets, and its business areas include renewable energy, infrastructure and energy, and industrial automation.

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2019/04

Methods for Determining the Health of UPS Batteries

Methods for Determining the Health of UPS Batteries

There are specialized battery testers available for determining the condition of batteries; however, most ordinary users rarely have such instruments and typically rely only on a multimeter. Below are some summarized guidelines for assessing battery health during maintenance, for your reference: 01. Visual Inspection: Examine the battery’s exterior for signs of deformation, bulging, leakage, cracks or ruptures, burning, or oxidation buildup around the screw connections. 02. Load Testing: If the battery’s exterior appears normal, set the UPS to battery mode and connect a certain load. If the discharge time is significantly shorter than the battery’s normal discharge duration, and after charging for 8 hours the battery still fails to regain its usual backup runtime, it can be concluded that the battery has aged.

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2019/02

How to Prevent Early Damage to Lead-Acid Batteries

How to Prevent Early Damage to Lead-Acid Batteries

For a long time, both diesel and gasoline vehicles have relied on lead-acid batteries as their power source. When starting the engine, the battery needs to supply power to the starter motor within just a few seconds. If the battery malfunctions or suffers premature damage, it can disrupt the normal operation of the vehicle’s electrical system. Therefore, it’s crucial for us to identify the causes of premature battery failure and understand the precautions that should be taken during use. The fact that a battery fails to charge and discharge properly shortly after being put into service isn’t always due to battery quality issues alone. Batteries are most prone to premature damage when they’re improperly used or maintained. The main reasons for premature battery failure are as follows: 1. The battery is not securely fastened; driving...

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2019/02

Five Ways to Reduce the Overall Failure Rate of UPS Power Supplies

Five Ways to Reduce the Overall Failure Rate of UPS Power Supplies

1. Take Advantage of Peak Power Supply Periods for Charging: For users whose UPS power supplies are consistently subjected to low-voltage mains power or frequent power outages, to prevent premature battery damage caused by prolonged undercharging, it’s essential to fully utilize peak power supply periods—such as late at night—to charge the batteries, ensuring that each battery has sufficient time to recharge after every discharge. Typically, after a battery has been deeply discharged, it takes at least 10 to 12 hours to recharge it back to 90% of its rated capacity. Pay special attention to the selection of the charger. Maintenance-free sealed batteries used in UPS systems must not be charged using thyristor-based “fast chargers.” This is because such chargers can cause the battery to simultaneously experience:

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2019/02

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