I’ve decided to give you more surprises! So all materials come with a 15% discount.

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HHH Cooperation MACH. ELEC.CO., LTD. 威海人合机电股份有限公司

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    Our Latest Blog Posts

    Providing customers with cost-effective power transmission systems, as well as comprehensive intelligent electro-hydraulic transmission and control solutions.

    27

    2025-03

    Gold is born in Liushui, and water blends seamlessly with HHH—A Report from HHH Electromechanical's Booth at Bauma Shanghai 2024

    On November 26, 2024, HHH Cooperation MACH. ELEC.CO., LTD., a national-level "Little Giant" enterprise specializing in specialized and innovative products, joined its Shanghai branch to participate in the Bauma Shanghai – China International Construction Machinery Exhibition.

    Mar 27,2025

    Gold is born in Liushui, and water blends seamlessly with HHH—A Report from HHH Electromechanical's Booth at Bauma Shanghai 2024

    27

    2025-03

    Join forces with complete system solutions to empower next-generation productivity—HHH Electromechanical Shanghai Branch invites you to the 2024 Bauma Shanghai exhibition.

    bauma CHINA 2024 will be held from November 26 to 29, 2024, at the Shanghai New International Expo Center. HHH Cooperation MACH. ELEC.CO., LTD.'s Shanghai branch looks forward to seeing you at Booth N4.848—let’s move forward together for a win-win future!

    Mar 27,2025

    Join forces with complete system solutions to empower next-generation productivity—HHH Electromechanical Shanghai Branch invites you to the 2024 Bauma Shanghai exhibition.

    27

    2025-03

    Jin Shengli Shui, Water Integrates with HHH: A Report on the Visit by Leaders from China Fishing Vessel, Machinery & Gear Industry Association and Shandong Provincial Fisheries Vessel Association to HHH

    On August 4, 2024, Zhou Changli, Vice President and Secretary-General of the China Fishing Vessel Machinery & Equipment Industry Association (China Fisheries Equipment Industry Association), along with Song Yun, President of the Shandong Provincial Fisheries Vessel Association, and their delegation, paid a visit to HHH Electromechanical for an inspection and guidance session. At the company’s exhibition hall, Sheng Tongfei, Deputy General Manager of Technology at HHH, provided a detailed overview to Secretary-General Zhou and President Song’s group, covering the company’s development journey, its strategic approach to industry innovation and growth, as well as its efforts in market promotion and technical services.

    Mar 27,2025

    Jin Shengli Shui, Water Integrates with HHH: A Report on the Visit by Leaders from China Fishing Vessel, Machinery & Gear Industry Association and Shandong Provincial Fisheries Vessel Association to HHH

    27

    2025-03

    A Testament to Unity in Water: HHH Electromechanics and Jinan University Forge Industry-University-Research Collaboration—and Unveil the "University Student Employment and Internship Base" Ceremony

    Recently, Professor Huang Jiadong, Vice President of Jinan University, led a delegation of the university’s interdisciplinary experts to visit and exchange ideas with HHH Mechatronics. Comrade Sheng Tongfei, Deputy Director of the company’s Technology Center and Chief Scientist, along with hydraulic expert Mr. Yao, offshore engineering specialist Mr. Jia, and the head of the company’s Science and Technology Department, warmly welcomed President Huang and his team.

    Mar 27,2025

    A Testament to Unity in Water: HHH Electromechanics and Jinan University Forge Industry-University-Research Collaboration—and Unveil the "University Student Employment and Internship Base" Ceremony

    12

    2024-07

    How is the heat dissipation design implemented in hydraulic generators to prevent overheating from affecting performance and lifespan?

    In today’s energy sector, hydraulic generators—essential devices that convert hydraulic energy into electrical power—are widely used across various industries, including manufacturing, transportation, and aerospace. However, during operation, these generators generate significant amounts of heat due to energy conversion processes and internal losses. If this heat isn’t dissipated effectively, overheating can severely impact both the performance and longevity of the hydraulic generator. So, how can we design an efficient cooling system for hydraulic generators? First and foremost, a well-thought-out structural design forms the foundation of effective heat dissipation. During the design phase, engineers must carefully analyze how heat is generated and transferred within the system. For instance, optimizing the internal layout can minimize thermal buildup between heat-producing components, while increasing the surface area available for heat dissipation helps accelerate the transfer of excess heat to the surrounding environment. Additionally, adopting a compact yet highly efficient design ensures that heat is quickly conducted away from critical areas and released into the external surroundings. Material selection also plays a crucial role in enhancing thermal performance. Choosing materials with excellent thermal conductivity—such as copper or aluminum—for key components allows for rapid heat transfer from the generator’s interior to its exterior surfaces. Moreover, in specialized applications, engineers may explore advanced composite materials boasting exceptionally high thermal conductivity, further boosting overall cooling efficiency. When it comes to cooling methods, air cooling and liquid cooling are two commonly employed approaches. Air cooling relies on fans or natural airflow to dissipate heat, while liquid cooling utilizes circulating coolant fluids to efficiently remove heat from the generator’s core. Each method has its own advantages, depending on the specific operational requirements and environmental conditions.

    Jul 12,2024

    How is the heat dissipation design implemented in hydraulic generators to prevent overheating from affecting performance and lifespan?

    03

    2024-07

    How to reasonably select the model and specifications of a Danfoss hydraulic pump based on system requirements?

    Hydraulic systems play a critical role in a wide range of industrial and engineering applications, and Danfoss hydraulic pumps, as key components, directly influence the performance, efficiency, and reliability of the entire system through the proper selection of their models and specifications. First, it’s essential to clearly define the system’s working pressure requirements. This is one of the most important parameters when choosing a Danfoss hydraulic pump. Different application scenarios demand significantly varying levels of working pressure—some lightweight machinery may only require low pressure, while heavy-duty equipment often needs extremely high pressure to handle complex tasks effectively. By understanding both the specific pressure demands during operation and the typical pressure range of the system, you can ensure that the selected hydraulic pump will reliably deliver the necessary pressure output. Another crucial factor is flow rate, which cannot be overlooked. Based on the speed at which actuators in the system move and the duration of their work cycles, calculate the required hydraulic oil flow rate. Insufficient flow can lead to sluggish system responses and reduced efficiency, whereas excessive flow may result in unnecessary energy waste and increased operational costs. Secondly, consider the system’s operating environment and working conditions. Harsh environments such as high temperatures, low temperatures, humidity, or dusty settings place distinct demands on the performance and durability of hydraulic pumps. For instance, in high-temperature environments, it’s vital to select a hydraulic pump model specifically designed to withstand elevated temperatures, ensuring reliable operation and longevity.

    Jul 03,2024

    How to reasonably select the model and specifications of a Danfoss hydraulic pump based on system requirements?
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    HHH Cooperation MACH. ELEC.CO., LTD.

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