KaiwuDB x Chery Gigafactory | Successful practice of energy management platform in the automotive industry

With the gradual deepening of carbon peak and carbon neutrality strategies, our country is undergoing extensive and profound economic and social systemic changes. Among them, industrial manufacturing is an important battlefield for promoting green and low-carbon development of energy.Promoting industrial manufacturing energy management to develop green and low-carbon through digital transformation is " The new tasks and urgent requirements faced by the transformation and upgrading of industrial manufacturing under the goal of "double carbon".

Chery Automobile is an important representative of the national automobile manufacturing industry and a benchmark for independent automobile innovation in my country. As one of Chery Automobile's most technologically advanced digital smart factories, Chery Qingdao Super Factory has a construction area of ​​approximately 260,000 square meters, with three major R&D, power and intelligence centers, and four workshops including stamping, welding, painting and final assembly; Built in accordance with the standards of the world's leading high-end smart factory and benchmark "Lighthouse Factory", it has the fastest depth in the world The interactive customized production model and digital management platform have realized fully automated operation of key processes, with an annual output of 200,000 units. On average, a new vehicle rolls off the assembly line every 1.5 minutes, with an estimated annual output value of 38 billion yuan. It is a veritable "”. Super Factory

Four major challenges

"Storing, calculating, managing and using" data poses many challenges

Because its energy consumption accounts for a large proportion of the factory's operating costs, Qingdao Gigafactory has " strong energy consumption dependence, strong energy consumption demand, and difficult unified energy management and control a>" The three major dilemmas have also put forward more demands for energy management platforms; at the same time, in order to better respond to the national "double carbon" policy and establish an ecological industry structure that reduces costs, increases efficiency, and sustains development, The database will face more challenges, and a series of constraints such as difficulty in storing massive data and slow response to data queries are emerging:

  • It is difficult to store massive data: There are various energy monitoring equipment such as water, electricity, gas, heat, and heating in the factory, and the data storage requirement is more than 10 years, making statistical summary difficult. , high cost;

  • Slow data query response: Query performance in multiple scenarios such as real-time query of production line energy consumption and aggregation query needs to reach millisecond level, and traditional databases cannot meet the demand;

  • Single data analysis results: Energy management and control involves multiple dimensions such as electricity, gas, and water use. Single data analysis results (such as trend charts, etc.) are difficult to support production energy allocation decisions; a>

  • The chart display format is solidified: Daily collected data can only be exported to Excel, which is inefficient and difficult to reuse

Combination boxing plan

“KaiwuDB+KDP” two-pronged approach

Facing the major challenges in factory energy management, the digital capabilities of Chery Qingdao Gigafactory need to be improved. For this reason, KaiwuDB proposed a complete set of solutions. 1. Build a digital energy management platform with KaiwuDB as the data base and KDP data service platform as the upper application.

Among them, KaiwuDB’s high compression capability solves the problem of large data storage of 10W+ measuring points in the factory and High cost problem; the use of KaiwuDB's key on-site computing technology can fully support real-time monitoring of key scenarios in the energy management platform, and conduct real-time monitoring and analysis of multi-source data.

Based on the powerful analysis function of KDP, the energy management platform achieves more than 20 dimensions × 20 levels of data drill-down analysis, providing. Achieve a “visual, digital, and lean” management model; it also supports joint analysis of multiple types of models such as electric energy, heating, compressed gas, etc., assists decision-making management in multiple dimensions, and improves production efficiency. Nearly 40 basic chart display forms

Customer benefits

"Improving efficiency and reducing costs"

After the implementation of the plan, it is estimated that the factory energy management platform has achieved:

—“2 Great Effect Improvements”—

  • Nearly 30,000Measuring points 11 million increasing daily Concurrent high-speed access to data volume helps the factory achieve centralized management of massive data on the energy management platform;

  • High-speed aggregation analysis and downsampling and other complex queries, the platform can achieve up to 20 milliondata 150ms Feedback.

—“2 Great Fall Book”—

  • Achieve 15%-20% energy saving rate, saving 7-10 millionyuan/year, the establishment of the energy management platform has greatly eased the difficulty of park management and reduced costs;

  • The overall data compression performance is maintained at 10 times or more. Hot and cold data are stored hierarchically, and the platform significantly saves storage costs.

KaiwuDB data service platform (KDP) is synchronously connected to provide multi-source heterogeneous data fusion and analysis capabilities. The energy management platform can simultaneously support production and energy data including water, electricity, gas, heat, heating, etc. and relational business data analysis; at the same time, it can achieve a computing efficiency of more than 800,000 transactions/second, and quickly and accurately calculate energy costs, < a i=3>All datadata analysisin polymorphicstate a> Multi-dimensional display helps management decision-making. , the platform is visualizedPresentedTablesFigures

The automotive industry has entered the second half of the digital intelligence race, with digital solutions gradually penetrating into all aspects of the industry. The implementation of the digital energy management platform built on KaiwuDB in Chery's Qingdao Super Factory has also laid a solid foundation for the digital transformation of more companies in the future.

In the future, KaiwuDB will be committed to the sustainable development of the energy industry, accelerate industrial technology innovation, and provide practical products and solutions for digital energy industry enterprises to achieve sustainable development goals. At the same time, we will strengthen cooperation with other ecological partners to jointly solve problems and key business scenarios in the digital transformation of the industry, and empower high-quality development with the digital economy.

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Origin my.oschina.net/u/5148943/blog/10142043