Technical guides for industrial electric gas heaters, liquid heaters, heating elements, explosion-proof heaters and electric heating systems from Xiangyuan Machinery.
Gas Heating Technical Guides
Engineering references for electric gas-heater sizing, pressure-drop design, high-temperature material selection, control and safety.
How to Size an Electric Process Gas Heater
Calculate preliminary heating duty from gas flow, temperature rise, heat capacity and project conditions.
Read GuideGas Heater Pressure Drop & Flow Velocity Design Guide
Review actual gas velocity, free-flow area, element arrangement and allowable pressure loss.
Read GuideMaterial Selection for High-Temperature Electric Gas Heaters
Compare common shell and element-sheath materials for temperature, corrosion and service conditions.
Read GuideIndustrial Gas Heater Control & Safety Guide
Understand PID, SCR, PLC, flow interlocks and over-temperature protection for industrial gas heaters.
Read GuideLiquid Heating Technical Guides
Engineering references for liquid-heater sizing, pressure drop and viscosity, surface watt density, materials, control and safety.
How to Size an Electric Liquid Heater
Learn how to size an electric liquid heater from fluid flow, density, heat capacity, temperature rise, heat-up time, heat loss and operating conditions.
Read GuideLiquid Heater Pressure Drop & Viscosity Design Guide
Learn how viscosity, actual flow, free-flow area, heater geometry and temperature affect pressure drop in inline and circulation liquid heaters.
Read GuideLiquid Heater Watt Density Selection Guide
Learn how to select element surface watt density for water, thermal oil, crude oil, heavy oil, chemical liquid and wastewater heating.
Read GuideIndustrial Liquid Heater Material, Control & Safety Guide
Guide to wetted materials, low-level and low-flow protection, over-temperature control, pressure design and hazardous-area considerations for liquid heaters.
Read GuideElectric Heating Element Technical Guides
Engineering references for heating-element surface watt density, tubular design, sheath materials, OEM manufacture and replacement requirements.
Heating Element Watt Density Selection Guide
Learn how to select tubular and immersion heating-element surface watt density for air, water, oil, heavy oil, molds and industrial equipment.
Read GuideTubular Heating Element Design Guide
Guide to tubular heating-element diameter, active heated length, cold zones, bend radius, terminals, resistance wire, MgO insulation and custom forming.
Read GuideHeating Element Sheath Material Selection Guide
Compare SS304, SS316L, SS310S and Incoloy 800/840 sheath materials for air, liquid, oil and high-temperature electric-heating applications.
Read GuideOEM & Replacement Heating Element Guide
Learn what dimensions, electrical data, materials, terminals and tests are needed to manufacture replacement heating elements from drawings or samples.
Read GuideExplosion-Proof Heating Technical Guides
Engineering references for hazardous-area heater selection, gas groups, temperature classes, Ex controls, certification and project documentation.
Hazardous Area Electric Heater Selection Guide
Learn how to select an explosion-proof electric heater from hazardous-area classification, gas group, temperature class, medium, pressure, flow and control requirements.
Read GuideGas Group, Temperature Class and Surface Temperature Guide
Understand IIA, IIB, IIC gas groups, T1–T6 temperature classes and how surface-temperature limits affect explosion-proof electric heater design.
Read GuideExplosion-Proof Heater Control, Interlocks and Terminal Box Guide
Guide to Ex heater terminal boxes, cable entry devices, sensors, low-flow interlocks, high-temperature trips, safe-area panels and PLC/DCS integration.
Read GuideExplosion-Proof Electric Heater RFQ, Certification and Documentation Checklist
RFQ checklist for hazardous-area electric heaters covering process data, Ex classification, certification, drawings, inspection, FAT and project documentation.
Read GuideIndustrial Heating Systems Technical Guides
Engineering references for skid-mounted electric heating systems, piping and instrumentation, PLC/SCR control integration, RFQ, FAT and project documentation.
Skid-Mounted Electric Heating System Design Guide
Learn how to design a skid-mounted electric heating system around heater duty, pumps, piping, instruments, control, hazardous-area requirements and site layout.
Read GuideElectric Heater Skid Piping, Instrumentation and Pressure-Drop Guide
Guide to heater-skid piping, pump head, pressure drop, valves, strainers, instruments, drains, vents and hydraulic system design.
Read GuidePLC, SCR and Control Cabinet Integration for Industrial Electric Heating Systems
Guide to PLC, HMI, PID, SCR, staged control, pump interlocks, I/O, alarms, DCS communication and control-cabinet integration for heater skids.
Read GuideIndustrial Electric Heating System RFQ, I/O, FAT and Documentation Checklist
RFQ checklist for industrial electric heating systems covering process data, skid scope, I/O, FAT, drawings, documentation and project interfaces.
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