Sub Stations Solutions

An integrated Multifaceted engineering company specialises in implementing cost-effective time-bounded power transmission and Distribution projects.

Substation Projects (up to 400/220/132kv)

Specification

We have been executing EPC (supply, erection, testing, and commissioning) of switchyards for the past 12 years as certified electric contractors. We perform all kinds of electrical work, including designing and detailed engineering EHV substations and transmission lines, installing flood lights, installing poles, laying cables, installing transformers and switch yards up to 400kv, and installing indoor and outdoor lighting.

We have worked for many reputed organizations like Siemens, Alston, ABB Ltd, Crompton Greaves, EMCO, B.S.E.S. IVRCL, Suzlon Energy Ltd, and APTRANCO up to 400KV. And are also approved by Power Grid Corporation of India Ltd and many govt companies in India. Presently we are executing the works of erection.

We have a perfect organizational setup comprising of highly qualified & experienced technical executives and administrative staff for effectively executing different project activities.

Designing

We excel in providing comprehensive substation designing services as part of our Substation EPC solutions. We create comprehensive and innovative designs for substations of various types and sizes, including high-voltage substations and smart grid solutions. Our designs incorporate state-of-the-art technologies, ensuring seamless integration and efficient operation.

By considering factors such as electrical equipment selection, supporting metal structures, external networks, and foundation and earthwork requirements, we develop robust and cost-effective designs that meet industry standards. Leveraging our decades of experience and utilizing advanced software tools, we deliver designs that optimize power transmission and distribution efficiency.

Engineering

Engineering is a fundamental aspect of our Substation EPC projects. Our team of skilled engineers utilizes their in-depth knowledge in power systems and electrical engineering to deliver innovative and practical solutions. We conduct thorough load analysis and develop detailed engineering specifications to ensure that every aspect of the substation is precisely engineered to meet project objectives and exceed client expectations. Our commitment to engineering excellence guarantees the efficient and reliable operation of the substation, while adhering to industry standards and regulations.

Commissioning

Commissioning is a crucial step in validating the functionality and performance of the installed equipment and systems. Our team conducts thorough testing, calibration, and system integration to ensure optimal operation and adherence to industry standards. With a focus on safety, reliability, and efficiency, we verify the functionality of all substation components, ensuring a seamless transition to the operational stage. Our experienced professionals are equipped with the necessary tools and expertise to identify and address any issues or deviations, ensuring a fully operational and compliant substation.

Liaison

Effective communication and coordination with stakeholders are paramount in Substation EPC projects. Our team is adept at liaising with government authorities, utility companies, and regulatory bodies to obtain necessary permits, approvals, and ensure compliance. We maintain regular communication, address concerns, and foster a collaborative environment throughout the project lifecycle.

Substation Operation & Maintenance

At GreeNChip, Our operation and maintenance (O&M) services ensure the long-term success of your substation. With a focus on uptime and performance, we offer tailored solutions that encompass regular inspections, preventive maintenance, repairs, and troubleshooting. Our experienced team, equipped with advanced monitoring and diagnostic tools, ensures uninterrupted power supply and minimises downtime, optimising the efficiency and lifespan of your substation. By leveraging our expertise in substation O&M, we deliver reliable and cost-effective solutions, meeting the specific requirements of your project.

Routine Substation Operation & Maintenance Activities

Daily activities and routine inspection carried out.
Monitoring reading continuously and keeping records.
All kind of periodic testing of switchyard equipment.
All kind of testing for control room panel equipment/relays.
Resetting of machine in case of abnormal tripping/after clearing faults.
Constant monitoring of power transmission.
Experienced staff and security are on duty 24/7 to respond quickly to any situation in the substations.
Training for every individual in line with new developments in power technology.
Resetting of a machine in case of abnormal tripping/after clearing faults.
Liaison with AP/TG-Transmission company for HV/EHV line clearance & grid failure.
Replacement of spares only if repairing fails.
Liaison with AP/TG-Transmission company for HV/EHV line clearance & grid failure.
Checking of feeder & main line by thermal imager to point out weak links and remedial action thereafter to avoid any line fault during operation.
Tie up with different agencies involved in transmission of electrical power industry to meet any kind of challenge faced and reduce response time drastically.

Distribution Substation

Delivering electricity to end users is a vital mission, and our distribution substations are designed precisely for that purpose. With our expertise, we create distribution substations that receive power from the transmission system and efficiently step down the voltage for local distribution.
Our solutions encompass lower-capacity transformers, state-of-the-art switchgear (such as air-insulated switchgear – AIS or gas-insulated switchgear – GIS), and other essential equipment. Reliability, ease of operation, space utilization, and cost-effectiveness are key considerations in our distribution substation designs.

Transmission Substation

As a crucial component of the power grid, transmission substations are responsible for transmitting electricity over long distances. At Greenchip, we specialize in designing and constructing transmission substations, featuring high-capacity transformers, switchyard equipment, and robust transmission lines. We strive to ensure the best performance by focusing on capacity, dependability, sustainability, and cost-effectiveness with all our solutions.

Converter Substation

For high-voltage direct current (HVDC) transmission systems, our expertise in converter substations shines. We create specialized facilities that facilitate the efficient conversion of alternating current (AC) to direct current (DC) or vice versa for long-distance power transmission. Our converter substations incorporate advanced equipment such as converters, transformers, filters, and control systems. With a focus on converter technology, environmental impact, reliability, and cost, we ensure optimal performance and seamless energy transmission.

Bay Erection

Bay erection plays a vital role as a fundamental component in the construction of substations. We excel in efficiently installing and interconnecting electrical components within substations. Our team of skilled professionals possesses a wealth of experience in managing this intricate process. Our unwavering commitment to quality and safety ensures that we maintain the highest standards throughout bay erection.

Types of Bay Erection

1.Transformer Bay Erection
2.Line Bay Erection

1.Transformer Bay Erection

We specialise in the seamless and efficient installation of transformer bays. Our highly skilled team specialises in handling transformers, setting up control panels, and integrating protection devices. We recognize the critical nature of this task and implement rigorous testing and commissioning procedures to ensure optimal performance and insulation integrity.
Our approach is tailored to meet the unique requirements of each project, guaranteeing proper coordination with all components involved. You can rely on us for reliable and customised transformer bay solutions that adhere to the highest standards of quality and safety.

2.Line Bay Erection
We excel in efficient line bay erection services. We install and integrate essential equipment for seamless power transfer between substations and transmission lines. Our expertise includes the precise installation of line disconnectors, circuit breakers, surge arrestors, line current transformers, and control systems. We prioritize proper alignment, grounding, and secure connection of transmission lines to ensure reliable and safe operation. Thorough testing and commissioning processes validate the performance and compliance of the lines.

Need for Bay Erection

Bay erection is a key aspect of substation construction. Our dedicated teams meticulously handle the installation and interconnection of electrical equipment within bays, including switchgear, transformers, and control systems. We prioritise efficiency, adhering to stringent timelines and maintaining uncompromising standards of quality and safety throughout the erection process.

Bay Erection: Overview of the Process

At Greenchip, we specialize in the meticulous process of bay erection for electrical substations. Our team understands the criticality of this process and ensures that every step is executed with precision, ability, and a strong emphasis on safety and reliability. Here is a detailed overview of the bay erection process we follow.

Site Preparation

We begin by thoroughly preparing the site for bay erection. This includes clearing the area of any obstructions and leveling the ground. We also conduct checks to identify and address any underground utilities that could potentially impact the installation process.

Foundations

The next step involves constructing robust foundations for the bay. These foundations are engineered to support the weight of the equipment and withstand the environmental conditions of the substation. Our skilled team handles tasks such as trench digging, concrete pouring, and installation of steel reinforcement bars.

Equipment Installation

With the foundations in place, we proceed to install the necessary equipment. This typically includes circuit breakers, disconnect switches, and other control equipment. Our experts meticulously position each component according to the design specifications, ensuring proper connections in line with industry standards.

Wiring and Cabling

After the equipment installation, we carefully route the wiring and cabling within the bay. This crucial step involves connecting the equipment to the control room and other bays in the substation. We prioritise efficient routing to minimise interference and mitigate the risk of damage.

Testing and Commissioning

Once the wiring and cabling are completed, we conduct comprehensive testing and commissioning of the bay. Our skilled technicians perform a series of tests to ensure proper functionality and compliance with industry standards. These tests encompass insulation resistance, transformer ratio, circuit breaker, and other critical assessments.

Maintenance and Inspection

After the bay is commissioned, we emphasise regular maintenance and inspection to ensure ongoing optimal performance. Our team conducts routine testing of the equipment and thorough inspections to detect any signs of wear or damage. If any issues are identified, we promptly address them to mitigate the risk of failures or outages.

Solutions