Which flowmeter is used to solve the quantitative control of diesel flowmeter?

Following the last release of the circuit breaker Q&A, we have received new circuit breaker inquiries one after another, and this time we have selected the questions about the "protection function" with a high interest rate for answers: (1) What exactly is a "protection function"? (2) How should I look at the "action characteristic curve"? (3) When selecting, facing ...

How to choose a circuit breaker? In fact, there are not a few people who do not know the steps of circuit breaker selection, Fuji Electric's suggestion is that you can roughly choose the model of circuit breaker by following the following 7 steps. When the load is a motor, why must it be protected with a circuit breaker + solenoid switch? That...

(1) Is there a difference between ICU and ICS in the sample? (2) What is breaking capacity? How do I choose a breaking capacity? (3) Why must the circuit breaker use 0.8-0.9 times the rated current value? (4) How to determine the sensitivity current value? (5) The insulation space of the circuit breaker must exist ...

The cause of the leakage problem We all know that the three-phase stator winding of the motor flows through the current to produce a rotating magnetic field, according to the principle of magnetoelectric induction, the shell of the motor will produce an induced electromotive force, the size of this electromotive force depends on the size of the switching frequency of the inverter IGBT, due to the high ...

DN20 Turbine Flowmeter Description—It has the characteristics of simple structure, high measurement accuracy, long service life, simple operation and easy maintenance. It is widely used in metallurgy, chemical industry, petroleum, urban construction, environmental protection, food and other fields. 1. Technical parameters: Executive standard: Turbine flow sensor (JB...

As carbon-free becomes a global trend, the market for renewable energy that does not emit greenhouse gases will expand. Against this backdrop, Fuji Electric is accelerating the reform of its business portfolio and accelerating its pace in the fields of renewable energy and distributed power sources to contribute to society. renewable energy Obtain...

1. The working principle of Fujifilm ultrasonic flowmeter A complete set of Fujifilm ultrasonic flowmeter is composed of ultrasonic generator, ultrasonic receiver, electronic circuit, flow display, accumulation system and other structures. The principle of ultrasonic flowmeter is shown in Figure 1. As you can see from Figure 1, ...

1. Method errors It refers to the error caused by the imperfection of the measurement method used, the imprecise theoretical basis, and the inappropriate modification and simplification of some classical measurement methods, that is, all the factors that are not reflected in the expression of the measurement results, but in fact these factors play a role...

Handheld ultrasonic flowmeter is an essential tool instrument for flow detection. It is designed to improve the convenience of measuring the flow rate, with high measurement accuracy, large range ratio, no pressure loss, no moving parts, and small size, light weight, only need to install the sensor on the outer wall of the pipe.

With the increasing shortage of water resources, the requirements of water supply enterprises for the metering performance of water meters are gradually increasing. In order to meet the measurement requirements of the water supply industry, various metering instruments have been continuously improved, from the traditional mechanical water meter to the electronic water meter. In recent years, electronic technology, computer technology and network communication technology ...

Introduction to the main products and functions 1.1 Water supply frequency conversion cabinet (1) Ordinary water supply frequency conversion cabinet: this product can control a water pump motor frequency conversion water supply and a water pump motor power frequency water supply at the same time, and the power of the water pump motor is between 0.75KW and 5.5KW. The water supply capacity of the product can meet the needs of ...

Of the nine waterworks in Berlin's water supply system, Tegel's water supply has a long history. Since 1877, drinking water has been pumped from Lake Tegel on the west coast. Today, the plant uses 116 vertical wells and one horizontal filtration well to pump a total volume of 260,000 m3 of drinking water per day. ...

Fujifilm portable ultrasonic flowmeter is used to check the flow rate at the outlet of a water pump in the field Error analysis in the flow measurement process Check for abnormal readings from the in-line flow meter Avoid process interruptions and the background of more expensive tube opening costs Waterworks are mainly used to treat water, and generally have the following processes.

Fuji Electric Corporation (headquartered in Tokyo, Japan; President: Michihiro Kitazawa announced the launch of a high-speed control system for factories using the company's newly developed controller. 1. Summary Due to the increasing variety of products and production volumes, manufacturing plants need to ...

"If the industrial economy is compared to a dragon, the instrumentation industry is the 'eye of the dragon'. After a stage of rapid growth, the domestic instrumentation industry should emphasize precipitation and accumulation in the future, and improve innovation capabilities around product accuracy and reliability. "On November 26, the 20th ...

Injection molding is one of the main molding methods to make thermoplastics into various products, compared with other plastic molding methods, injection molding method has the advantages of molding products with complex structure and size, strong adaptability to plastics, short molding cycle, high production efficiency and easy to realize automation.

At present, the measurement of production water of enterprises is mostly the on-site installation of electromagnetic flowmeters or fixed ultrasonic flowmeters by local water conservancy bureaus as the measurement eyes, and they always keep an eye on the water used by enterprises to protect the use of public resources and eliminate waste. In stationary electromagnetic flowmeters or stationary ultrasonic flowmeters ...

Based on the management policy of "contributing to the realization of a sustainable society in the energy and environment business," Fuji Electric is working to address social and environmental issues including global warming by promoting the SDGs throughout its corporate activities, including its supply chain. To achieve this purpose, the improvement of the ...

In the summer, in terms of the inverter that is indispensable for equipment control and speed regulation, the scorching weather is the hard injury of the inverter's heating. A large number of existing studies and practices show that the failure rate of the inverter will increase with the increase of temperature, the service life will decrease with the increase of temperature, and the ambient temperature will rise.

Fuji Electric Corporation (Headquarters: Shinagawa-ku, Tokyo, President: Tsuhiro Kitazawa) is pleased to announce that it has started mass production of the HPnC*2, a large-capacity IGBT*1 module for the seventh-generation X-Series, for the railway market. 1. Background In recent years, in view of the prevention of global warming, the railway ...