Pump speed is generally slow down the problem. When the use of frequency control, the original design by the frequency of the state of the pump and motor operating parameters have undergone major
Affected by the macroeconomic environment, China's inverter market in 2012 is not ideal. According to the company announced 2012 earnings, ABB Group sales in 2012 was about 3.7 billion yuan,
[Asia pump network hearing] variable frequency constant pressure pump installed as required to ensure its normal operation. Next, Xiao Bian and everyone introduced DYWPX2 variable frequency pump ins
Pump speed is generally slow down the problem. When the use of frequency control, the original design by the frequency of the state of the pump and motor operating parameters have undergone major chan
Pump speed is generally slow down the problem. When the use of frequency control, the original design by the frequency of the state of the pump and motor operating parameters have undergone major cha
In the last decade, from low-capacity AC drives to large-capacity AC drives, from simple open-loop systems to complex closed-loop systems, people are continually trying out applications and enjoying
Abstract: As a new multi-point arrangement of circulating pump, distributed variable frequency pump system has the characteristics of saving electric energy and operating cost compared with single-poi
Recently, at the "China-Denmark Climate Change Summit" jointly organized by the Danish Embassy and China's National Development and Reform Commission, a new McKinsey analysis pointed out
[China Aluminum Industry Network] Qingfeng has experienced more than ten years of development, and has created the Qingfeng brand, which is known for its high efficiency and reliability. After re
Shaanxi Shaanxi Coal Caojiatan Mining Co., Ltd. Caojiatan Mine Main Inclined Shaft Belt Conveyor Equipment Purchase Package III: Caojiatan Mine Main Inclined Shaft, Large Lane Belt Conveyor Variable F
In recent years, the term “frequency conversion” has appeared more and more in home appliances, not just air conditioners. Other home appliance categories such as refriger
Recently, the National Radio and TV Product Quality Supervision and Inspection Center organized technical experts to analyze the display technology of Konka R1 inverter TV. Th
Recently, the 7000kW pump test station experimental frequency conversion power supply project of Hunan Southern Changhe Pump Co., Ltd. undertaken by the new scenery company successfully passed th
The cross-section of the silicone variable-frequency cable is 1 times larger than that of the conventional cable. Silicone inverter cable rated voltage is 0.6/1kV and the following frequency co
0 Introduction The circulating water system is the "blood" of a thermal power plant and its performance directly affects the output of the generating unit. Maoming Thermal Power Plant origin
We know that large-scale power transformers, steam turbines, and hydro-generators, power cables, and other capacitive devices must be tested strictly in accordance with the relevant regulations befor
The frequency conversion cable is mainly used to connect the power supply with the inverter, inverter, and electrical equipment. Its laying space is relatively small, and the voltage
I. Introduction of sintering in Jinan Steel Jigang'
I. Project Overview Baosteel Stainless Steel 1780 hot-rolled descaling system was designed by Mitsubishi Corporation of Japan. High-pressure descaling motor was manufactured by Japan Mitsubis
0 Introduction The circulating water system is the "blood" of a thermal power plant and its performance directly affects the output of the generating unit. Maoming Thermal Power Plant origin
1 Introduction Coal blending is a large-scale industrial production method. According to different coal-fired uses, artificially create
The traditional power frequency pressure resistance devices are often large in size and heavy in weight, and are not convenient for on-site transportation. They are not convenient for any combi
The main function of the series resonant withstand voltage test equipment (frequency-converter series resonant device) is series resonance. In the operation of the power equipment, the insulation wil
Frequency control in the polypropylene
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