HVAC
HVAC Heating Solutions
Fresh-air preheat, reheat and cleanroom temperature/humidity control
Industry Characteristics & Heating Challenges
HVAC heating sections must deliver enough power within a limited duct size while avoiding hot spots and airflow short-circuiting. Houyi Technology combines framed duct heaters, finned elements and SCR power panels, linked with airflow switches, temperature sensors and building automation for continuous supply-air temperature modulation.
Typical Applications
- Fresh-air unit preheat
- Cleanroom reheat
- Paint-line drying air supply
- Pool and greenhouse warm air
- Heat-pump auxiliary heating
Questions We Ask During Selection
- Q1Exact composition and concentration of the medium, and whether it is corrosive, scaling or prone to polymerization.
- Q2Whether heating is intermittent or continuous, and the required heat-up time.
- Q3What explosion-proof zone the site falls into, and how gas group and temperature class are classified.
- Q4Material, pressure rating and available installation opening size of the vessel or pipe.
- Q5Whether the power supply can handle the high-power load, and whether soft start or power regulation is needed.
- Q6Maintenance cycle and cleaning method, which determine whether the structure is withdrawable or fixed.
Within the same industry, heating requirements can vary greatly between processes. Sending us your specific operating conditions saves more time than selecting against a catalog.
+86 515 8888 6688Commonly Used Products in This Industry
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Flanged HeatersFlanged Immersion Heater
HYF Series
A bundle-type immersion heater with a standard flange mounting interface, suited to pressurized vessels and high-power process heating, and withdrawable as a complete assembly for service.
- Power
- 3 – 500 kW
- Temp
- Ambient – 600°C
Screw Plug HeatersScrew Plug Immersion Heater
HYS Series
A compact heater that screws into the vessel wall; the small bore suits low- to medium-power tanks and pipe tracing.
- Power
- 0.5 – 36 kW
- Temp
- Ambient – 400°C
Circulation & Inline HeatersInline Circulation Heater
HYC Series
Inline vessel heating—medium flows through continuously and heats up, integrating temperature control, over-temperature protection, and flow interlock for turnkey connection to piping.
- Power
- 6 – 300 kW
- Temp
- Ambient – 350°C
Send us your operating parameters and get a selection and quote within 48 hours
Medium, temperature, power and mounting method — four details are enough to start the design. Complex duties are handled directly by our engineers.