Distributed generation curtain opens to break the grid monopoly

This move is of great significance to the transformation of the entire power system of the power grid, and grid monopoly may be gradually broken. However, the draft key rules still need to be improved, and the short-term challenges are large, and the implementation process is also difficult.

On August 13, the official website of the National Development and Reform Commission issued a notice on the issuance of the Interim Measures for the Administration of Distributed Generation, specifying the specific methods of distributed power generation in project construction management, how the power grid is accessed, and how to conduct operations management.

In this regard, the industry insiders in an interview with the "International Finance" reporter said that this move has great significance for the entire power system changes in the power grid, power grid monopoly may be gradually broken. However, the draft key rules still need to be perfected, and the short-term challenges are large. The implementation process is also very difficult.

Motivation

According to the National Development and Reform Commission, enterprises, specialized energy service companies, and various types of power users, including individuals, will be encouraged to invest in the construction and operation of distributed power generation projects to exempt power generation licenses for distributed generation projects.

According to the newspaper's understanding, the scope of distributed generation includes: small hydropower stations with a total installed capacity of 50,000 kilowatts or less, and new energy generation such as wind energy, solar energy, biomass energy, ocean energy, and geothermal energy. Various types of waste power generation other than direct coal combustion, multi-energy complementary power generation, residual heat and pressure residual gas power generation, and coal mine gas power generation are also included. In addition, it also includes natural gas thermoelectric cooling units with a total installed capacity of 50,000 kilowatts or less and CBM power generation and integrated energy utilization efficiency of more than 70%, and power consumption on the spot.

In addition, the "Measures" clarifies the principle of "mainly for self-use, excess power on-grid, and the power grid to adjust for shortages", and adopt a two-way measure of power settlement or net power settlement to consider the peak-valley price factor. Grid companies should ensure that priority is given to the generation of surplus electricity generated by distributed generation and full purchases.

Contrast to the previously published draft "Measures", "International Finance" reporter found that the draft description of the settlement period is "no more than 3 months", the latest "measures" said that the settlement period agreed in the contract, "principle Monthly billing."

"This is intended to mobilize the participation of companies and individuals in the dynamism of distributed generation," said energy expert Lin Boqiang. Prior to this, companies were most worried about the issue of the account period. This shortening of the account period is to eliminate their worries about repayment.

At the same time, the "Measures" clarified the responsibilities of grid companies in grid access. For example, the grid company is responsible for distributed external generation of grid-connected electricity generation facilities and the investment construction of the public grid upgrading part caused by access, and provides convenient, timely and efficient access to grid services for distributed generation, and investment in distributed generation facilities. The project unit (or self-employed, home user) signs the grid connection agreement and the purchase and sale of electricity contracts.

“The grid companies should establish a distributed power generation grid-connected work flow and set up and publish locations and contact information for receiving distributed generation investors in cities or counties to improve service efficiency and ensure accessibility.” The National Development and Reform Commission also said For distributed power generation connected to the distribution network with a voltage level of 35 kilovolts and below, the grid company shall apply for a grid connection according to a simplified set-up procedure and provide services such as consulting, debugging, and acceptance of the grid connection.

Difficult to implement

“The policy has great significance for the system transformation of the entire grid power, which means that the grid monopoly may be gradually broken down, giving distributed generation a 'fame'.” Lin Boqiang said, but the draft key rules still need to be improved, and the short-term challenges are greater. The specific implementation process will be difficult.

In fact, as early as the first half of 2012, the industry had widely circulated the “Measures” to be introduced. At that time, the rumors and the “Measures” were issued together with the "Distributed Power Generation Grid Management Measures." However, the latter has not yet been introduced.

Why is it more difficult than I imagined?

An industry insider who does not want to be named believes that the current reform of the electricity market is not yet in place, and the transmission and distribution of power grids have not yet been completely separated. “In this context, the more distributed generation means less electricity sold by the grid.” In addition, the purchase price of distributed generation is relatively high, which is why power companies are not enthusiastic about grid connection. "It will even delay the use of technology, standards, standards, etc." The person was worried.

"Anyhow, the "Measures" policy was promulgated, through the optimization of grid-connected processes, simplifying grid-connected processes, and providing service efficiency, clearly defining the country's determination to actively support the rapid development of distributed photovoltaic power generation, giving investors and Participant confidence and investment enthusiasm.” Jin Jing Global Brand Director Qian Jing told the International Finance News reporter optimistically.

However, Qian Jing suggested that since the domestic environment and policies are not mature enough at this stage, the scale of commercial distributed generation and personal distributed generation projects will be two different concepts. The relevant departments should once again refine support policies and speed up this The steady development of two kinds of distributed generation.

“Individuals believe that at the current stage, the distributed development of industry and commerce, government and public facilities is the most effective link, and the residents’ civilian projects are the next step.” Qian Jing analysis.

Lin Boqiang is worried about the implementation of the policy. “The policies or opinions that have been issued are mostly principled, general-oriented policies, and the specific detailed rules are not clearly defined, including the completion of power generation management, quality control measures, technical assessment standards, grid access procedures, and the most important differences. Regional electricity price subsidy standards, etc.” Lin Boqiang told the “International Financial News” reporter that these directions are not refined, and the operation may not be highly referenced, making it difficult for executives to implement them.

In this regard, Qian Jing believes that establishing a mature business model is the key to promoting the development of distributed generation. "In this model, consumers and producers of electricity, whether they are governments, banks, investors, owners, Installers and manufacturers, who are profitable at every stage, but at the same time all have a certain responsibility for the development of clean energy, this model is a success. At present, such a model has not yet been established."

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