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On October 17, 2019, the "Swift Journey" OSRAM Swiftlight Premium Edition LED upgraded car light new product launch conference was grandly held in Qingdao. At the same time, OSRAM (China) Lighting Co...[Details]
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China Energy Storage Network News:
On March 30, 2016, the Global Energy Internet Conference was held in Beijing. In the field of energy, the first global organization initiated and promoted b...[Details]
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This design was actually made at the request of an old friend. He originally wanted to modify a tube preamplifier using ECC82 and use it as a phono amplification on his MC-head turntable.
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On October 27, 2021, Huizhou Yiwei Lithium Energy Co., Ltd. (hereinafter referred to as "the Company" and "Yiwei Lithium Energy") and the Management Committee of Chengdu Economic and Technological ...[Details]
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As LEDs are further developed, their utility, or ability to produce light output from a power source, will only continue to increase. Second, LED lighting is environmentally friendly and does not req...[Details]
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Modbus Protocol
The Modbus protocol was originally developed by Modicon, which became part of Schneider Automation in late 1979. Modbus is now the most popular protocol in the industrial field. This ...[Details]
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On March 16, the Nanning Municipal People's Government issued the "Nanning Energy Development '14th Five-Year Plan'", which mentioned:
Actively build a new power system
1. Accelerate ...[Details]
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This soft switching power supply adopts a full-bridge converter structure and uses MOSFET as a switch tube with a parameter of 1000V/24A. It adopts phase-shifted ZVZCSPWM control, that is, the lead...[Details]
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The electrification of transportation is built on innovative developments, not only in battery technology and fast chargers, but also in on-board chargers (OBCs) that support up to Level 2 charging...[Details]
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On July 19, an investor asked Shanghai Xinyang: "Which company does your company purchase the raw materials for the storage containers of photoresist from? How much is the annual purchase amount? Aft...[Details]
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Figure 2-2 shows a gate control circuit composed of AND gates. Gate control circuits are widely used in digital instruments. For example, when one signal is needed to control another signal, a gate c...[Details]
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I. Introduction Flowmeter is the most commonly used instrument in oil production enterprises. The flowmeters used in many production sites in oil fields are not reasonably selected. Some have install...[Details]
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First of all, let me say two things:
the identification method of color ring resistors is not randomly stipulated. This method is scientific and rigorous, and it is worth l...[Details]
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Which is better, direct drive inverter or bldc inverter
Direct-drive variable frequency motors and BLDC variable frequency motors each have their own advantages and disadvantages. Which one is...[Details]
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Excelfore , a leader in automotive data management, announced that FAW, one of China’s largest automakers, has deployed its eSync over-the-air (OTA) platform in new vehicles that will be mass-produ...[Details]
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