Calibrating a pH electrode is critical to ensure the accuracy and reliability of measurements taken by a pH meter. Below is a detailed guide to performing pH electrode calibration: I. Preparation Before Calibration 1. Inspect the Electrode Check carefully for any physical damage, such as cracks or air bubbles. Ensure the internal reference electrolyte solution […]
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pH adjustment tanks play a vital role in numerous chemical and biological processes, where the accurate measurement of liquid levels is crucial for effective pH control. This article discusses how advanced radar level transmitters are used for level measurement in pH adjustment tanks, ensuring precise and reliable process control. Importance of pH Control in Industrial
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In the demanding world of mining, hydraulic support control systems stand as pivotal equipment for production. These systems, equipped with microcontrollers, pressure transmitters, and other electronic devices, along with hydraulic circuit control components, automate the operations of the hydraulic support framework as needed. Among these components, pressure transmitters play a crucial role by monitoring the
1. What are the main methods to reduce instrument alarms? Reduce failures in field instruments and systems, handle failures promptly, and carry out preventive maintenance and reliability improvements. Optimize signal processing and control loops, filter I/O signals, and set signal thresholds, dead zones, PID parameter tuning, and control strategy optimization. Enhance the system’s automatic control
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In the field of control theory, it is common to propose new algorithms and compare their performance with that of classical PID controllers. However, during the writing and review process of many research papers, it has been observed that the experimental design of PID comparison often has noticeable flaws, making it difficult to fully validate
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Magnetic level gauges, also known as magnetic float level indicators, provide a reliable method of real-time liquid level measurement based on the principles of communicating vessels and magnetic coupling. When the liquid level in the measured container changes, the magnetic float inside the float chamber moves correspondingly. The magnet embedded in the float drives external
Analysis of Causes for Magnetic Float Sinking in Magnetic Level Gauges Read More »
In modern industrial systems, the concepts of “hard circuits” and “soft circuits” (or “hard wiring” and “soft wiring”) are commonly used to describe different methods of implementing logic control and protection functionalities. Understanding these distinctions is crucial for system design, operation, and maintenance. Below is a detailed explanation of their definitions, characteristics, and applications. 1.
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In the petrochemical industry, crude benzene may not be the most expensive raw material, but it is certainly one of the most unpredictable variables in process control. It appears throughout key stages such as aromatization, hydrotreating, and storage & transport. Once out of control, crude benzene can impact not only production efficiency but also plant
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In the realm of industrial automation, precise timing often determines the efficiency, safety, and reliability of operations. Enter the time relay, an essential component in programmable logic controller (PLC) systems, often affectionately referred to as the “alarm clock” of electrical control. But what exactly is a time relay, and why is it indispensable in electrical
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1. Introduction With the rapid development of the lithium battery industry, lithium sulfate (Li₂SO₄) and ferric sulfate (Fe₂(SO₄)₃) have emerged as essential chemical compounds in the supply chain. They serve not only as precursors for battery materials but also play critical roles in metallurgy, wastewater treatment, and catalysis. Precise measurement of their purity and composition
