High-efficiency controllers, dual-direction ESS inverters, and utility-scale frequency regulators engineered for robust microgrids.
Year Established
Annual Revenue Reinvested in R&D
Countries Exported
Patented Key R&D Engineers
The accelerating decarbonization transition of commercial and industrial (C&I) sectors globally demands more than traditional generation assets; it requires highly resilient, smart power conversion and energy monitoring infrastructures. Intermittent renewable profiles of solar and wind generation, combined with aging electrical infrastructure, introduce significant harmonic distortion, transient spikes, voltage drops, and system instabilities. This is where Jinan Deming Power Equipment Co., Ltd. serves as a reliable global leader, positioning itself as China's premier manufacturer and supplier of customized power quality regulators, multi-grid controllers, and bidirectional power conversion systems (PCS).
Industrial plants, remote mining sites, shipyards, and commercial microgrids face distinct integration challenges. Achieving efficient power flow regulation between multi-source assets (such as combining solar arrays, wind turbine inputs, battery bank reservoirs, and backup diesel generators) relies heavily on active impedance matching and high-speed digital frequency management. Systems like the Deming 50kW Solar Wind Diesel Hybrid Frequency Regulator and Deming 300kW ESS Power Conversion Systems provide the technological bridge required to smooth frequency profiles, optimize localized peak shaving, and maintain operational stability under fluctuating loads.
Founded in 2004, Jinan Deming Power Equipment Co., Ltd. is a nationally recognized high-tech enterprise specializing in the research, development, production, and service of renewable energy power equipment. With an unwavering commitment to engineering quality, the company maintains a certified ISO9001:2015 quality system and has been honored with High-Tech Enterprise certification by the Chinese government consecutively.
Unlike assembly-only suppliers, Deming invests heavily in original engineering, dedicating over 20% of its annual sales revenue directly back to technological R&D. Our core development laboratory is staffed by 16 senior engineers, including doctoral supervisors and master’s degree holders in power electronics. Over the past three years, this elite division successfully implemented 17 independent R&D projects, translating 16 complex scientific and technological achievements directly into high-performing commercial products used across 120+ countries worldwide.
Vessels docked at ports generate heavy carbon footprints using auxiliary engines. Deming's 6.6kV and 11kV Shore Power Medium Voltage Frequency Converters enable clean shore-to-ship connection. By converting grid frequencies (from 50Hz grid utility standard to 60Hz marine vessel standard) and adjusting voltage outputs, these solid-state converters prevent voltage drops and maintain stable supply line connectivity.
In remote settings like mining installations and rural districts, maintaining grid stability without utility connection is challenging. Combining high-capacity Off-grid Sine Wave AC/DC Converters with wind turbines and PV installations creates an islanded microgrid. The system controls current vectors dynamically to stabilize active and reactive power flow.
Industrial installations face heavy demand charges for peak power usage. Utilizing the *Deming 300kW Bidirectional Energy Storage System (ESS) PCS*, facilities charge local battery banks during low-demand periods and discharge them during peak pricing spikes. This reduces operational utility expenses and serves as an uninterruptible emergency power backup.
Jinan Deming maintains standard vertical integration at its advanced facility. Under our ISO9001 protocols, every power conversion block undergoes high-precision automated assembly, multi-stage wave soldering, manual sub-circuit diagnostics, and full-load thermal chamber burns.
As power networks integrate more distributed energy resources (DERs), utility operators enforce strict grid compliance codes. Deming systems are engineered to meet international safety and connection standards (including CE, VDE-AR-N 4105, UL 1741, and IEEE 1547). These safety rules require fast-acting anti-islanding detection, precise zero-voltage ride-through (ZVRT), and active harmonic filtering (keeping THD < 3%).
Our roadmap focuses on integrating wide-bandgap semiconductors, such as Silicon Carbide (SiC) and Gallium Nitride (GaN) power switches. This transition allows our high-power converters and double-sided test power supplies to reach 99% conversion efficiency while reducing spatial requirements by up to 35%. Additionally, our R&D team is working to integrate artificial intelligence (AI) directly into the firmware of our controllers. This will enable real-time predictive failure alerts and maximize battery life through temperature-aware state-of-charge (SoC) management.
High-capacity converters, wind turbine control interfaces, and heavy-duty marine shore-to-ship power systems.
Technical answers directly from Jinan Deming’s lead application engineering division.
Demin Power
