How to Repair Leaking Heat Exchange Tubes?
- Jun 01, 2021
- Hits: 118
What are the leaking situations of the heat exchanger? The heat exchanger leaks due to cracks and perforations caused by fluid medium corrosion, wear, scouring, assembly strain, defects in the tube itself,...
What Are the Main Reasons for the Failure of the Plate Heat Exchanger?
- May 17, 2021
- Hits: 54
What combined load may make the fixed tube sheet heat exchanger fail to meet the strength conditions, and use other forms of heat exchangers (such as U-shaped tube type)? Under the combined action...
How to maintain the tube sheet gasket?
- May 07, 2021
- Hits: 64
How to maintain the tube sheet gasket? Under normal circumstances, horizontal placement can prevent deformation or damage. Why do the gaskets on both sides of the tube plate have to be of the same material?...
How Does the Bolt Fastening of Heat Exchangers Perform Correctly?
- Apr 22, 2021
- Hits: 59
How do the bolt fastening sequence of heat exchanger tube boxes and tube plates perform correctly? Generally, diagonal bearing and cross-bearing are adopted for fastening, and a torque wrench is used...
What Are the Causes of Severe Heat Exchanger Vibration?
- Apr 22, 2021
- Hits: 33
What are the causes of severe heat exchanger vibration? （1）Resonance caused by medium frequency （2）Resonance caused by external pipe vibration How to deal with severe vibration of heat exchangers? （1）Changing...
Why the Heat Exchanger Resistance Will Exceed the Allowable Value?
- Apr 14, 2021
- Hits: 33
What is the reason that the heat exchanger resistance will exceed the allowable value? （1）Filter failure （2）Scaling inside and outside of casing and pipe How to deal with the problem that the heat...
Why Is There Poor Heat Transfer of the Heat Exchanger?
- Apr 14, 2021
- Hits: 37
What is the reason for the poor heat transfer of the heat exchanger? （1）Heat exchange tube scaling （2）Poor water quality, oil pollution and many microorganisms （3）Clapboard short circuit How to deal with...
What Is the Cause of Seal Leakage at the Flange of the Heat Exchanger?
- Mar 25, 2021
- Hits: 45
What is the cause of seal leakage at the flange of the heat exchanger? （1）Gaskets are under pressure, corrosion, deterioration. （2）Bolts are weak, loose or corroded. （3）Flanges lack of rigidity with sealing...
What Is the Cause of the Inner-leakage?
- Mar 17, 2021
- Hits: 37
What is the cause of the inner-leakage between the two media in the heat exchanger? （1）Perforation and cracking of heat exchange tubes due to corrosion （2）The expansion mouth...
What Are the Common Faults and Treatment of Heat Exchangers?
- Mar 13, 2021
- Hits: 69
The common faults and treatment of heat exchangers are shown in Table 2-2. No. Fault Cause Solution 1 Two kinds of media mingling together (internal leakage) Corrosion perforation and...
What Are the Common Methods to Enhance Heat Transfer by Heat Exchange Equipment?
- Mar 01, 2021
- Hits: 78
What are the common methods to enhance heat transfer by heat exchange equipment? The main methods to enhance heat transfer of heat exchange equipment are: first, to adopt the structure of increasing...
Why Do We Need to Repair and Maintain the Heat Exchanger?
- Feb 21, 2021
- Hits: 40
Why do we need to repair and maintain the heat exchanger? In oil refining and chemical production, some of the media passing through the heat exchanger contain coke and other deposits, and some are...
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