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1. Chip heating
This content is mainly for high-voltage driver chips with built-in power modulators. If the current consumed by the chip is 2mA, and a voltage of 300V is applied to the chip, t...[Details]
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//Main program============================================== ======== #include “Main.h” #include “PID_f1.h” /* 。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。..。.. */ /* 。..。..。..。..。..。.....[Details]
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UPS is the abbreviation of uninterruptible power system. It is an important external device that can provide continuous, stable and uninterrupted power supply. UPS is divided into three categories ...[Details]
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Despite the impact of adverse factors such as the macroeconomic downturn and tariff policies, sales in the fourth quarter still reached US$4.7 billion, in line with expectations Fiscal 2019 sales i...[Details]
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Shanghai Haide Control Systems Co., Ltd. (hereinafter referred to as "the Company" or "Haide Control") jointly invested with Mr. Guo Mengrong, Shenzhen Haineng Investment Technology Partnership (Li...[Details]
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Atmel has extended the support of AVR microcontrollers to AC and brushless DC (BLDC) motor control applications, bringing highly flexible and cost-effective solutions to these applications. The excell...[Details]
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1. Power failure protection --- When there is a power failure for a moment, the UPS will immediately convert the battery DC power to AC power to continue to supply power.
2. High and low voltage p...[Details]
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It is reported that in order to reduce the impact of geographical factors on the company's business, the supplier of the US technology giant Apple is studying the transfer of 6 production lines to th...[Details]
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introduction
With the continuous development of computer network technology, special integrated chip technology and fieldbus technology, the requirements for the measurement accuracy of industrial ...[Details]
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In fact, you and I don't need to wait for Apple to launch smart glasses. We can experience the experience brought by AR glasses now. Recently, Epson launched a new series of smart glasses, Moverio, w...[Details]
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Jack Tibbetts, a member of the Santa Rosa City Council, knew he had a problem. It was early 2018, and he began receiving calls from constituents on the political extremes. The common thread among the...[Details]
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With the continuous development of afforestation, the forest area and forest stock volume have increased year by year, and fire prevention is the primary task. Forest fire is one of the important...[Details]
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1. Experimental tasks Use the timer/counter T0 of the AT89S51 microcontroller to generate a one-second timing time as the second counting time. When one second is generated, the second count is i...[Details]
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1. Inverter (electric) welding machine 1. Principle of inverter welding machine Inversion and rectification are two opposite concepts. Rectification is the process of converting AC into DC, while i...[Details]
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On November 12, data from the China Automotive Power Battery Industry Innovation Alliance showed that in October, my country's installed capacity of power batteries was 59.2GWh, a month-on-month in...[Details]