Temperature Control Jacket for Chemical Reactors

Product Specifications

Technical details and manufacturing context for Temperature Control Jacket

Definition

A temperature control jacket is an essential part of a Reaction Module, designed as an outer shell or sleeve that encloses a reactor vessel. Its primary function is to regulate the temperature of the contents within the reactor by circulating a heating or cooling medium (such as water, oil, or steam) through the jacket's internal channels. This enables precise thermal control for chemical processes, ensuring optimal reaction conditions, safety, and product quality. The jacket operates by circulating a heat transfer fluid through a sealed space between the inner wall of the jacket and the outer wall of the reactor vessel. A temperature control unit (TCU) heats or cools the fluid, which then transfers thermal energy to or from the reactor wall via conduction, thereby controlling the temperature of the reactor's contents. The flow rate and temperature of the fluid are adjusted to maintain the desired setpoint. Typical materials include stainless steel (e.g., 316L), carbon steel, and Hastelloy. Key parameters to verify with the manufacturer include nominal diameter (100–600 mm), design pressure (1.0–1.6 MPa), design temperature (-40–200 °C, EN 13445), heat transfer area (0.5–10 m²), flow rate (5–50 m³/h), temperature control accuracy (±0.5 °C), heating/cooling rate (1–5 °C/min), material grade (316L, ASTM A240), wall thickness (5–12 mm, EN 13445), weight (50–500 kg), surface finish (0.4–0.8 μm Ra, ISO 4287), and connection type (flanged, EN 1092-1). These values are reference ranges; actual specifications must be confirmed for the specific model and application. Always verify compliance with relevant standards and the manufacturer's documentation.

Working Principle

The jacket operates by circulating a heat transfer fluid through a sealed space between the inner wall of the jacket and the outer wall of the reactor vessel. A temperature control unit (TCU) heats or cools the fluid, which then transfers thermal energy to or from the reactor wall via conduction, thereby controlling the temperature of the reactor's contents. The flow rate and temperature of the fluid are adjusted to maintain the desired setpoint.

Common Materials

Stainless Steel (e.g., 316L), Carbon Steel, Hastelloy

Technical Parameters

Parameter	Typical range	Notes & selection driver
Nominal Diameter	100–600 mm	Matches vessel nozzle size
Design Temperature	-40–200 °C	Above 200°C requires special gasketsEN 13445
Heat Transfer Area	0.5–10 m²	Determines heating/cooling rate
Flow Rate	5–50 m³/h	For optimal heat transfer
Temperature Control Accuracy	±0.5 °C	Critical for exothermic reactions
Heating/Cooling Rate	1–5 °C/min	Faster rates may cause thermal shock
Material Grade	316L	Corrosion resistance for chemicalsASTM A240
Wall Thickness	5–12 mm	Pressure rating and durabilityEN 13445
Weight	50–500 kg	Affects installation and support
Surface Finish	0.4–0.8 μm Ra	Smooth finish prevents foulingISO 4287
Connection Type	Flanged	Ease of maintenanceEN 1092-1

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Jacket Shell Part
Forms the outer pressure boundary and contains the heat transfer fluid.

Material: Stainless Steel
Inlet/Outlet Nozzles Part
Connections for the entry and exit of the heat transfer fluid.

Material: Stainless Steel
Baffles/Channels Part
Internal structures to direct fluid flow and enhance heat transfer efficiency.

Material: Stainless Steel
Insulation Cladding Part
External layer to minimize heat loss to the environment.

Material: Mineral Wool or Polyurethane Foam

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Reaction Module

View system integration details

Electrolyte Reservoir

View system integration details

Manufacturers of Temperature Control Jacket

Manufacturer profiles associated with Temperature Control Jacket.

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Frequently Asked Questions

What is the primary function of a temperature control jacket?

It surrounds a reaction vessel to regulate the temperature of its contents by circulating a heating or cooling medium through internal channels, enabling precise thermal control for chemical processes.

What materials are commonly used for temperature control jackets?

Typical materials include stainless steel (e.g., 316L), carbon steel, and Hastelloy, as listed in the directory. The specific material grade must be confirmed with the manufacturer for the intended application.

What parameters should be verified before selecting a temperature control jacket?

Key parameters include nominal diameter, design pressure, design temperature, heat transfer area, flow rate, temperature control accuracy, heating/cooling rate, material grade, wall thickness, weight, surface finish, and connection type. These are reference ranges; always confirm with the manufacturer.

How does the temperature control jacket achieve precise temperature control?

It circulates a heat transfer fluid through a sealed space between the jacket and reactor wall. A temperature control unit heats or cools the fluid, which transfers thermal energy via conduction, and the flow rate and temperature are adjusted to maintain the desired setpoint.

Data Basis

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Preliminary Technical Classification

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pressure:	Up to 10 bar
flow rate:	5-50 L/min
temperature:	-40°C to 200°C
slurry concentration:	Up to 30% solids by weight

Temperature Control Jacket

Product Specifications

Applied To / Applications

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Application Fit & Sizing Matrix

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