Petrochemical & chemical plant  lighting solution suggestions

Chemical factories are different from ordinary factories. Most of them are flammable and explosive places, and they are corrosive environments. The outdoor open environment is affected by wind, rain, ice, snow, sun, sand, and organisms. At the same time, most chemical production equipment The reaction material in the medium has the characteristics of flammability, explosion, and corrosiveness. These conditions often exist at the same time. All these harsh conditions require chemical lighting fixtures in structural design, insulation system, protection level, and surface treatment. Compared with ordinary lighting fixtures, it has a higher resistance to environmental effects.

The lighting equipment commonly used in chemical production equipment is explosion-proof and anti-corrosion type. Therefore, in the lighting power distribution design of chemical production equipment, the selected lighting fixtures should be suitable for explosion-proof and anti-corrosion according to environmental characteristics, and meet the requirements of the protection level. 

Chemical Plant Lighting

Common classification

The lighting methods of chemical plants are divided into general lighting, mixed lighting, and area lighting.

Its applicable principles shall comply with the following provisions:

General Lighting

Refers to the uniform lighting set to illuminate the entire place, specifically refers to the lighting of the entire indoor and outdoor places, most of the workplaces or the lighting of places that are not suitable for local lighting and mixed lighting. The general lighting should be uniform lighting.

Generally, general lighting should be set up in the workplace; when different areas in the same place have different illumination requirements, general lighting in different areas should be used.

Mixed Lighting

Refers to the lighting composed of general lighting and Area lighting. Mixed lighting should be used in places where the illumination requirements of some operating surfaces are relatively high, and only general lighting is unreasonable;

Area Lighting

Refers to the lighting of the local workplace with enhanced illuminance, the lighting on the work surface with lighting direction requirements or the lighting of the area workplace where the general lighting fails to meet the production requirements. Only area lighting should not be installed in a workplace.

Common Chemical plant lighting types

The types of lighting in chemical plants are divided into Normal lighting, emergency lighting, maintenance lighting, obstacle lighting, and street lighting... Among them, emergency lighting includes backup lighting, safety lighting, and evacuation lighting. Let's take a look at normal lighting, emergency lighting, and street lighting.

Normal lighting

All workplaces should be provided with normal lighting appropriate to the characteristics of the environment in order to maintain an appropriate level of illumination and to ensure that routine production operations can be carried out safely. Normal lighting should be set in all indoor and outdoor places where people work and move. Normal lighting should provide uniform lighting for each installation area; normal lighting in process control room and electrical control room should use anti-glare design lighting fixtures, special attention should be paid to ensure uniform lighting and avoid lighting on the control panel and display (CRT) Shadows or light reflections appear.

Explosion-proof light fixture

Model: SZSW8135 (30W/40W/50W/60W)  SZSW8155 ( 80W/100W)

Suitable use in Zone 1, Zone 2 gas area, Zone 21 Zone 22 dust hazardous area use. Suitable use in IIC IIB IIA, IIIC IIIB IIIA area.

Temperature group T6, can be safely used in flammable and explosive environments with an ignition temperature higher than 85°C.

Multi-lens & installation parts support 

IP66 protection grade ,WF2 anti corrosion, application 110V-260V voltages.

Heilongjiang Longyou Oil Refinery Plant Project : 

50W guardrail light, 50W elbow light,  30W area light,use light mold SZSW8155\ 50W, SZSW8135 30W

Sinopec Pipeline Storage and Transportation Co., Ltd  Project :  Explosion-proof Flood Light 240W

More style and projects ref

Emergency lighting

Emergency lighting should be installed in places where it is necessary to temporarily continue to work, monitor work surfaces, evacuate personnel, and exit passage safety instructions after normal lighting is extinguished due to a fault.

Emergency lighting should be set up in the following situations in the workplace:

① After the normal lighting is extinguished due to a fault, it is necessary to ensure that the normal work or activities continue, and backup lighting should be provided; Lighting for continued work in places where work will cause great impact or economic loss, or lighting for normal firefighting in the event of a fire.

② After the normal lighting is extinguished due to a fault, it is necessary to ensure the safety of personnel in potential danger, and safety lighting should be set up, such as the use of circular saws and other workplaces;

③ After the normal lighting is extinguished due to a fault, the exits and passages to ensure the safe evacuation of personnel shall be provided with evacuation lighting. For example, evacuation sign lights set at exits and passages indicating the location of the exit and the direction of the escape route, and lighting set to illuminate the evacuation passages.

④ Emergency lighting includes backup lighting, safety lighting and evacuation lighting, but in the lighting design of chemical installation area, it is sometimes difficult to distinguish the difference between backup lighting, safety lighting and evacuation lighting. Control room, substation and power distribution room, self-provided power station, power station, fire control room and fire alarm button, diesel generator room, instrument panel installed on site, pump area, near eyewash, important valves or instruments Emergency lighting should be installed at places, important operating positions, etc., and when normal lighting fails, for safety reasons, to ensure the operation of the device or the place required for safe parking.

Street lights

Street lights used for road lighting suggest using clock-controlled street lights that automatically turn on and off.

In the lighting design of petrochemical enterprises, national laws, regulations and technical and economic policies should be implemented; through lighting design, a safe, applicable and effective lighting system should be provided to create a good environment that is conducive to personal safety, production safety, product quality, and labor productivity. Production and working environment; achieve safe use, energy saving, advanced technology, economical rationality, and convenient maintenance and management.

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