Shijiazhuang Zhongzheng Technology Co., Ltd.
| Material | Stainless Steel, Carbon Steel |
| Supply Ability | 200 sets / days |
| Applications | Chemical, Food Processing, Beverage Processing, Brewing, Metallurgy, Oil Refining, Pharmaceuticals |
| Payment Terms | L/C,T/T |
| Delivery Time | 2 months |
| Design Pressure | 0.1-10 Mpa |
| Size | Customized |
| Place of Origin | China |
| Certification | ASME,ISO 9001,CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001 |
| Brand Name | Center Enamel |
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Product Specification
| Material | Stainless Steel, Carbon Steel | Supply Ability | 200 sets / days |
| Applications | Chemical, Food Processing, Beverage Processing, Brewing, Metallurgy, Oil Refining, Pharmaceuticals | Payment Terms | L/C,T/T |
| Delivery Time | 2 months | Design Pressure | 0.1-10 Mpa |
| Size | Customized | Place of Origin | China |
| Certification | ASME,ISO 9001,CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001 | Brand Name | Center Enamel |
| High Light | jacket reactor heat transfer ，chemical reactor applications ，jacket reactor temperature control | ||
What Is a Jacket Reactor? Heat Transfer & Applications
Answering the core question: What is a jacket reactor, and how does its heat-transfer jacket govern reaction temperature? A jacket reactor is defined by the annular or coil subsystem surrounding the vessel shell that circulates heating or cooling fluid to set the wall temperature within plus or minus 0.5-2 degree C. Jacket design determines the overall coefficient U (50 W/m2K plain up to 500 W/m2K half-pipe coil) and the log-mean temperature difference (LMTD) that drives heat flux of 5-50 kW/m2. Matching fluid velocity above 1.5 m/s and turbulence keeps U high while limiting pressure drop, enabling exothermic control from minus 40 degree C glycol cooling to 350 degree C thermal-oil heating at 0.1-10 MPa.
Core Operating Principles of Jacket Reactors
Major Jacket Configurations
Jacket Reactor Configurations Comparison Matrix
| Jacket Config. | Coolant Pressure | U Range | Best Duty |
|---|---|---|---|
| Dimple | 0.3-1.0 MPa | 200-400 W/m2K | General 0.5-20 m3 |
| Half-Pipe | 2-6 MPa | 300-500 W/m2K | Strong exotherms |
| Limpet Coil | 1-4 MPa | 150-350 W/m2K | 50-200 m3 large |
| Plain Annular | 0.1-1.0 MPa | 50-150 W/m2K | Low-duty heating |
Frequently Asked Questions (FAQ)
Q: What is the difference between a jacket reactor and a jacketed reactor?
A: The terms overlap; a jacket reactor emphasizes the heat-transfer subsystem (coil/dimple/LMTD), while jacketed reactor refers to the whole vessel equipped with that jacket.
Q: How is heat-transfer coefficient U improved?
A: Higher fluid velocity (above 1.5 m/s) and turbulent dimples or coils raise U from 50 to 500 W/m2K, increasing removable heat per unit area.
Q: Which fluid covers the widest temperature range?
A: Thermal oil serves 200-350 degree C; water-glycol covers minus 40 to 120 degree C; steam heats to 200 degree C, so combined loops span minus 40 to 350 degree C.
Q: Why control jacket supply/return rather than just reactor temperature?
A: Dual sensing enables cascade control that anticipates load changes, holding the reactor within plus or minus 0.5 degree C even during fast exotherms.
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
100,000,000-200,000,000
Employee Number:
400~500
Ecer Certification：
Verified Supplier
Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) is a leading high-tech enterprise specializing in the research, development, manufacturing, and sales of a diverse range of equipment. Our core business revolves around providing top-tier solutions, including Glass-Fused-to-Steel (GFS) tank... Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) is a leading high-tech enterprise specializing in the research, development, manufacturing, and sales of a diverse range of equipment. Our core business revolves around providing top-tier solutions, including Glass-Fused-to-Steel (GFS) tank...
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