High Power Density
High Reliability
Resistance to High Temperature and High Pressure
Operating temperature range: -60℃ to 300℃
Serialized for various operating conditions;
Serialized types (including DC brushless motors and torque motors);
Serialized output torque, speed, and power;
Serialized for temperature resistance: -40℃～205℃
Adaptable to a Series of Operating Conditions;
Serialized configurations for different motors, with serialized voltage, current, and control methods;
Utilizes high-temperature components, adaptable to a series of temperatures: ≤175°C.
High-Temperature Gearbox
High-Temperature Motor
High-Temperature Drive
High-Temperature Electric Drive System
Available in two structures: solid and hollow, and two control modes: sensored and sensorless;
Diameter series: Φ45～Φ162mm
Thrust series: 5T～30T
Equipped with high-temperature components, suitable for a temperature range of up to ≤205℃
High-temperature power module (solid + hollow)
Hollow electric drive thrust test
High-temperature electric drive module 6T-12T thrust test
Hollow electric drive torque test
Torque test of hollow electric drive module 180-360Nm
Motor high temperature
test
High-temperature electric drive test at 150-220℃
vibration test
High-temperature electric drive 5Hz-2000Hz vibration test
Introduction to hollow high-temperature electric drive
Power system for production-type and cementing-type intelligent sliding sleeves and water distributor tools
Control board high temperature test
Driver and controller 150 ℃ high temperature test
Basic parameter testing of high-temperature motors
Testing of inter-phase resistance and insulation of high-temperature motors
YESEAN Technology (Chongqing) Co., Ltd. is a national high-tech enterprise co-founded by two of China’s premier research teams:
the State Key Laboratory of Mechanical Transmission at Chongqing University
the State Key Laboratory of High-Performance Complex Manufacturing at Central South University.
Our company is a nationally recognized high-tech enterprise and a leading domestic player capable of simultaneously developing and manufacturing downhole high-temperature motors, high-temperature gearboxes, high-pressure micro plunger pumps, and their electric drive systems. With strong R&D capabilities and technical support, we are proactively developing high-temperature motors, high-temperature gearboxes, and electric drive systems designed for extreme service performance.
Located in Chongqing, YESEAN Technology boasts robust technology, production capacity, supply chains, quality control systems and testing facilities. With an annual production capacity exceeding ten thousand units. Our company's products primarily serve the field of downhole digital intelligent tools for crude oil and natural gas applications. These include measurement-while-drilling (MWD) tools, mud pulse generators, rotary steering systems, all-electric setting tools, all-electric fishing tools, all-electric crawler tools, all-electric milling tools, all-electric cutting tools, intelligent sliding sleeves, and other downhole electric tools.
YESEAN Tech's drive systems can be used in various deep drilling applications, hydraulic valve control, communication mechanisms, and measurement equipment. YESEAN Tech high-temperature motor and gearbox series are specifically developed for such applications, featuring an efficiency of up to 88% in air and 70% in oil. Additionally, this series of motors and gearboxes is designed to withstand extreme temperatures (up to 220°C), pressure, shock, and vibration. They are applied in electric drive systems for downhole logging, well sealing, fishing, milling, intelligent completion, electric cutting tools, crawlers, and more.
Research and Production Building ● Bishan, Chongqing
◊electric safety valve
◊ Pure electric setting tool
◊ rotary steerable
◊ crawler
◊ Intelligent water injection tool
◊ Electric fishing tool
◊ Electric oil casing cutter
◊ intelligent sliding sleeve
◊ MWD rotary valve
April 2024
Comrade Wang Guosheng, member of the Standing Committee of the 14th National Committee of the Chinese People's Political Consultative Conference and Director of the Economic Committee, visited our company for research and guidance. Director Wang Guosheng conducted an in-depth inspection of the company's technological innovation achievements and core businesses, gained a detailed understanding of the practical application of digital and intelligent tools and power systems in enhancing the efficiency of oil and gas fields, and paid high attention to and recognized the efforts and progress made by the company in promoting the intelligentization and digital transformation of the energy industry.
Information Center
December 2024
Zheng Xiangdong, Vice Mayor of Chongqing and member of the Party Group, and Wang Zhibin, Secretary of the Bishan District Committee and District Mayor, visited our company for research and guidance. The leaders conducted an in-depth inspection of the company's research and development center and production line, listened carefully to the reports on core technology breakthroughs, product application effectiveness, and future development plans, and focused on understanding the company's progress in promoting the intelligent transformation of the oil and gas industry and improving the localization level of equipment. Vice Mayor Zheng Xiangdong, Secretary Wang Zhibin, and the District Mayor highly recognized the technological achievements of the company and its contribution to the development of the local high-end equipment manufacturing industry.
March 10, 2022
Guo Liyu, the Director of the Science and Technology Department of the Chongqing Municipal Commission of Economy and Information Technology, visited our company for research and guidance. Director Guo delved into our R&D center, gaining a detailed understanding of our core technology breakthroughs, the transformation of innovative achievements, and the progress of intelligent power system research and development. She also recognized our innovative practices and application achievements in the field of energy technology.
This survey reflects the competent department's concern for the development of technology innovation enterprises. The company will continue to strengthen R&D investment and empower the high-quality development of the oil and gas industry with technology.
December 15, 2021
Professor Tang Jinyuan, the Deputy Director of the State Key Laboratory of High-Performance Complex Manufacturing at Central South University, visited our company for inspection and guidance. Professor Tang delved into our company's R&D department, gaining a detailed understanding of the research and development progress of core technologies for intelligent power systems, key process innovations, and practical applications. He also engaged in in-depth discussions with our technical staff about the application prospects of high-performance complex manufacturing technology in the field of energy equipment。
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