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Control of Drum Level in Heat Recovery Boilers: A Detailed Analysis

PLC /

The control of drum level in heat recovery boilers has often followed traditional guidelines, such as: The proportional control action for drum level should not be too aggressive due to the presence of false level indications. To address significant fluctuations in steam load, three-element drum level control is often considered the preferred method for conventional […]

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In what working conditions can radar flow meters be used?

Level meter /

Radar current meter, as an advanced hydrological measurement equipment, has a wide range of applications and can play an important role in a variety of working conditions. This article aims to explore the applicable working conditions of radar current meter and analyze its performance in different scenarios. First, in the field of river monitoring, radar

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Grounding Standards and Requirements in Electrical Engineering

Instrumentation /

Grounding systems are a critical component of electrical engineering, ensuring the safety and reliability of electrical systems. Proper grounding minimizes the risks of electric shock, equipment damage, and electrical fires. In this article, we will outline the key grounding standards and requirements, including grounding resistance specifications, installation guidelines, material selection, and construction and inspection processes.

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Understanding Temperature Sensor Insertion Depth and Pressure Measurement Units in Industrial Applications

Temperature transmitter /

In industrial applications, temperature measurement is commonly carried out using thermometers or temperature sensors that are inserted into pipes, tanks, or other equipment. The insertion depth of these temperature sensors has a significant impact on the accuracy of the measurement. While the general guideline is to calculate the insertion depth based on the centerline of

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Installation Sequence of Flow Meters and Control Valves: Key Considerations

Flow meter /

When installing flow meters and control valves, the sequence of installation is a critical factor to ensure accurate measurements, protect equipment, and maintain system efficiency. This article explores the best practices for the installation sequence, the reasoning behind these practices, and special considerations for different flow meter types and industrial applications. 1. General Recommendation: Install

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How to Optimize Annual Instrument Calibration Planning for Enterprises

Instrumentation /

At the end of each year, businesses begin to formulate plans, which are then implemented at the start of the following year. The effectiveness of these plans directly determines the smoothness of execution. Given the importance of planning, how can enterprises organize their annual instrument calibration more effectively? Here is a comprehensive guide with four

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How to Address No Indication in Differential Pressure Flow Meters

Flow meter /

In industrial settings, differential pressure flow meters are essential for accurate measurement and process control. However, cases of no indication often arise, even when other equipment seems to be functioning normally. This article will analyze two case studies to uncover common issues and solutions, followed by a comprehensive guide to troubleshooting and maintenance. Case Study

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When is it necessary to consider increasing the capacity of the inverter?

Inverter /

In modern industry, frequency converters are increasingly used. However, in some cases, a standard-capacity frequency converter may not meet actual needs. In this case, it is necessary to consider increasing the capacity of the frequency converter. The following are some typical situations where the frequency converter capacity needs to be increased: 1. The rated current

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Understanding Pressure Sensor Accuracy Grades: A Comprehensive Guide

Pressure Transmitter /

Pressure sensors, as critical components in measurement and control systems, play an indispensable role in modern technology and industry. The accuracy grade of a pressure sensor is one of the most important indicators of its performance. This article delves into the concept of pressure sensor accuracy, providing detailed insights to help professionals make informed decisions

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