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End-to-End Power Project Solutions for the Global Energy Market

IEE Business provides end-to-end power project solutions for the global market — from financing and procurement to engineering, construction, and commissioning. We support utilities, developers, and industries with integrated services across renewable, thermal, and grid infrastructure projects, ensuring efficiency, compliance, and timely delivery worldwide.

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Engineering

Application Solutions for Circuit Breaker Simulator 861 in Power Systems
The circuit breaker simulator is an indispensable key device for power system protection commissioning and training. It enables the safe and efficient completion of complete set tests for relay protection systems without affecting actual high-voltage circuit breakers. This article focuses on the application of the Circuit Breaker Simulator 861, exploring how it addresses the core challenges in power system testing and training.​I. Challenges in Power System Testing and Training​During relay prot
Wone Store
3yrs 1000+m² US$300,000,000+ China
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09/25/2025
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Engineering

Line Protection Relay Microcomputer-Based Line Protection Solution
Abstract and Background​With the increasing complexity of power grid structures—particularly the development of ultra-high-voltage direct current (UHVDC) transmission, large-scale integration of renewable energy, and multiple parallel transmission lines—the performance requirements for transmission line protection have reached unprecedented levels. The core challenge lies in balancing two critical demands: ensuring extremely high-speed operation of protection devices during faults t
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Microcomputer-Based Protection Solution: Busbar Protection Relay
OverviewBusbar protection is a critical component of power system protection, serving the essential mission of rapidly isolating busbar faults and preventing fault propagation. With the advancement of smart grid construction, busbar protection faces dual challenges: current transformer (CT) saturation interference and communication delays in distributed architectures. Innovative technological solutions are required to ensure the reliability and speed of protection systems. Core Challenge Analys
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Feeder Protection Solution with Microprocessor-Based Relays for Modern Smart Distribution Networks
Introduction and Core Challenges​The increasing integration of distributed energy resources (DERs) (such as PV and wind power) into distribution networks, coupled with rising user demands for power supply reliability and safety, poses severe challenges to traditional feeder protection schemes. This solution is designed to address the following three core challenges:​Arc Flash Hazards:​​ Internal short circuits in equipment like switchgear can trigger highly destructive arc flashes, threatening
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Comprehensive Integrated Solution of Intelligent Microprocessor-Based Protective Relays for Industrial Motors
Project Background and Core Challenges​In modern industrial production, motors serve as core power equipment, whose operational reliability directly impacts production line continuity, safety, and economic efficiency. However, motors face multiple severe challenges during operation:​Abnormal Operating Conditions: Issues such as stalling during startup or operation, phase loss, and three-phase current imbalance can quickly lead to equipment damage if not addressed promptly.​Overheating Risks: Ov
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Comprehensive Microprocessor-Based Protection Solution for Large Generators
OverviewWith power systems evolving toward higher parameters, larger capacities, and more complex grid structures, the safe and stable operation of generating units is critical to overall grid reliability. Traditional relay protection devices face challenges such as blind zones and insufficient sensitivity when dealing with complex internal generator faults. This solution leverages advanced microprocessor-based protection technology, integrating multi-source information and intelligent algorith
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Microcomputer-Based Protection Solution for Transformers
Background and Core Challenges​Transformers are critical components of power systems, and their reliable operation is essential to grid security. Traditional transformer protection faces multiple technical challenges, including internal short-circuit current identification, inrush current discrimination, overload protection, and CT saturation issues. In particular, conventional percentage differential protection is susceptible to harmonic interference, which may lead to protection system malope
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3yrs 1000+m² US$300,000,000+ China
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09/24/2025
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Engineering

Southeast Asia Market Time Relay Solutions: A Design Approach Integrating Reliability, Adaptability, and Intelligence
Core Design Philosophy​• ​Environment-First​• ​Protection Against High Temperature and Humidity:​​ Southeast Asia experiences consistently high temperatures (40°C+) and humidity (>80% RH), which can lead to electronic component aging, condensation, and corrosion. Design measures include:• ​Wide-Temperature-Range Components:​​ Selection of industrial-grade components operating at -40°C to +85°C.• ​Sealing and Coating:​​ Enclosures with IP65 or higher protection
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3yrs 1000+m² US$300,000,000+ China
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09/20/2025
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Engineering

Control Solution for Automatic Feeding Mechanism of Production Line Based on Time Relay
I.Solution Overview​This solution aims to design a stable, efficient, and economical electrical control system for the automatic feeding mechanism of a production line. As the starting unit of the production line, the core task of this mechanism is to automatically and orderly push workpieces from the storage bin to the material platform, maintain them there for a predetermined time, and then supply them to the next workstation. The core of the solution involves selecting a DC electromagnetic ti
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3yrs 1000+m² US$300,000,000+ China
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09/20/2025
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Engineering

Building Lighting Energy-Saving Solution Based on Time Relay and Smart Sensing
I.Project Background and Needs Analysis​In the operational costs of modern commercial buildings, electricity consumption accounts for a significant proportion, with lighting systems being particularly prominent. Traditional lighting management relies on manual control, leading to issues such as lights being left on unintentionally, inefficient management, and inability to provide lighting on demand, resulting in substantial energy waste and equipment wear.To address these challenges, this soluti
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3yrs 1000+m² US$300,000,000+ China
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09/20/2025
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