Petro Chemical

The high-voltage explosion-proof generator is a specialized synchronous generator developed by our company, tailored to the characteristics and operating conditions of turbine and diesel generator sets.

This series of motors is a new generation of explosion-proof products developed by our company based on the introduction of advanced foreign technology and combined with our design and manufacturing experience.

This product is at the international leading level.

The TBYBP series is an explosion-proof permanent magnet product designed and developed on Wolong's globally unified design platform using an advanced modular design concept. The motor is characterized by a rotor with a permanent magnet, featuring higher efficiency and power density than induction motors. The frame size of the motor with the same power and torque output is smaller, and the energy efficiency grade meets IE4/IE5.

A new generation of ultra-high-efficiency explosion-proof motors for the domestic and international markets

Mainly used in coal mine underground with coal dust, gas and other dangerous explosive environment, used to solve the heavy load equipment starting, soft start, soft stop and frequency conversion speed control, especially for belt machine, scraper machine, emulsion pumps and other AC asynchronous motor or AC low-speed permanent magnet synchronous motor load.

Suitable for gas and dust explosion-proof, with a variety of explosion-proof certifications, meeting the latest energy efficiency standards in Europe, China, and Australia.

The variable frequency integrated machine is a perfect combination of a mining frequency converter and a motor, making it the ideal solution for underground coal mine drive systems. It addresses various on-site application issues of mining frequency converter as well as challenges related to long-distance drive systems.

This motor is designed for use in coal mining operations, specifically in underground mining faces, where it drives flexible scraper conveyors, belt conveyors, crushers, emulsion pump stations, spray pump stations, or other mechanical equipment.

YBBP series high-voltage flameproof variable frequencyspeed-regulating three-phase asynchronous motor is a brand-new upgraded product developed by inheriting today's international advanced concepts of designing and manufacturing high-voltage medium-sized motors, combining with the company's long-time technology and experience in developing high-voltage motors, and adopting new technologies, new materials and new techniques that have already been verified to be reliable. This series of motors are suitable for various different industries and play a great role in petroleum, coal, chemical industry, oil and gas pipelines, metallurgy, electric power, harbours and machinery industry. It is designed for use in environments where explosive mixtures of flammable gases or vapors and air may be present, driving various mechanical equipment such as pumps, fans, compressors, conveyors, mixers, crushers, and winches.

YBFB series high-voltage composite explosion-proof three-phase asynchronous motor is a brand-new upgraded product developed by inheriting today's international advanced concepts of designing and manufacturing high-voltage medium-sized motors, combining with the company's long-time technology and experience in developing high-voltage compact motors, and adopting new technologies, new materials and new techniques that have been verified to be reliable. This series of motors are suitable for metallurgy, electric power and other industries. They are used in places with explosive mixtures of flammable gases or vapours and air and flammable dust mixtures to drive various mechanical equipments such as mixers, crushers, coal mills and so on.

The YBS series high-voltage explosion-proof water-cooled three-phase asynchronous motor is a high-voltage explosion-proof motor independently designed and developed by our company based on user's requirements. The development of this series significantly enhances the power rating of high-voltage explosion-proof motors while further optimizing key performance indicators such as efficiency, power factor, and Temperature Rise. It introduces a new type of explosion-proof motor structure, offering advantages such as compact size, lightweight, high efficiency, low noise, minimal vibration, and low Temperature Rise.

The YB3/YBX3 series high-voltage three-phase asynchronous motor inherits the advanced design and manufacturing concepts of today's international medium-sized high-voltage motors. It combines our company's long-standing technology and experience in developing high-voltage compact motors and is developed using proven new technologies, new materials, and new processes to create a fully upgraded product. This series of motors is suitable for various industries and plays a significant role in sectors such as petroleum, coal, chemicals, oil and gas pipelines, metallurgy, power, ports, and the machinery industry. It is designed for use in environments where explosive mixtures of flammable gases or vapors and air may be present, driving various mechanical equipment such as pumps, fans, compressors, conveyors, mixers, crushers, and winches.

YBXKK series high-voltage high-efficiency flameproof three-phase asynchronous motor (TETC) is a series of products researched and developed by Wolong Group by integrating global advantageous resources. Supported by Nanyang Explosion Protection Group's technology and newly upgraded with European ATB technology, it has the features of lower centre height, higher power, higher efficiency, lower noise, safe and reliable operation, easy to use and maintain. They are suitable for driving all kinds of ventilators, compressors, pumps, cutting machinery, transport machinery, general-purpose machinery and other mechanical equipment, and are used as prime movers in various working conditions in mines, iron and steel, machinery, petroleum, chemical industry, power stations, etc., and are highly trusted and respected by users.

The product utilizes switchable high-power power electronic devices (IGBT) to form an automatic phase-changing bridge circuit, which is connected in parallel to the power grid through a reactor, and appropriately adjusts the amplitude and phase of the output voltage on the AC side of the bridge circuit to generate inductive or capacitive reactive power; as an active compensating device, it can play a role in comprehensive management of power quality by improving power factor, filtering harmonics and stabilizing the power grid terminal voltage.