11 results about "Cost recovery" patented technology

The application discloses a kind of energy storage main body capacity compensation method considering spread contract, first, combine spot electricity energy market and the data such as electricity and price of spread contract, establish the net income calculation model of coal-fired generating unit and electrochemical energy storage, analyze the net income and fixed cost recovery of each main body in electricity energy market;Then, according to the related concepts such as reliability evaluation index of power generation equipment, establish coal-fired generating unit, energy storage and system adequacy assessment model;Finally, considering the factors such as spread contract electricity, system adequacy, the calculation method of coal-fired generating unit and energy storage compensation capacity and compensation price is proposed, the capacity cost recovery mechanism of coal-fired generating unit and energy storage is established, effectively help market main body to shorten fixed cost investment recovery period.

The invention discloses a network cost recovery method and system. The method comprises the following steps: obtaining terminal user related parameters in a target power grid, wherein the terminal user related parameters at least comprise an electrical load parameter; establishing a first cost calculation model based on the terminal user related parameters, wherein the first cost calculation model comprises a first objective function and a first constraint condition; and solving the first cost calculation model according to the real-time related parameters of the terminal user, and carrying out network cost recovery. By optimizing a power consumption bill structure, a terminal user is stimulated to increase the power consumption when the electricity price is low and reduce the power consumption when the electricity price is high, so that dynamic balance of a power grid load is realized. The electricity price strategy can be dynamically adjusted according to the real-time operation state of the power grid and the electricity consumption behavior of the user so as to guide the user to reasonably use electricity. By introducing the flexibility of the terminal user, the operation efficiency of the power grid can be improved, and the extra cost caused by capacity expansion of the power grid is reduced.

The invention discloses a data processing method and device applied to a ship and electronic equipment. The method comprises the steps of obtaining a first operation cost of a target ship without an energy storage device within a first historical duration; according to the at least one constraint condition and the optimization objective function, determining a second operation cost of the target ship under the condition that the target ship comprises the energy storage device within a second duration; the at least one constraint condition is determined based on decision variables and basic attribute data of the energy storage device, and the decision variables comprise total diesel oil consumption and total diesel oil power of diesel generators, the number of the diesel generators, battery power generation power and battery electric quantity state; and based on the first operation cost and the second operation cost, determining cost recovery duration information of the target ship under the condition that the energy storage device is installed, so as to determine an application evaluation attribute of the target ship under the condition that the energy storage device is installed based on the cost recovery duration information. By installing the energy storage device for the target ship, the energy efficiency of the ship power system is improved, and the accurate determination of the cost recovery duration is realized.

The invention provides a system and method for managing and mitigating damage to public and private facilities caused by vehicular accidents. It integrates with existing police and government systems, utilizing mobile and desktop applications for data collection and report generation. The system employs geofencing, timestamping, and advanced analytics to streamline accident documentation, cost estimation, and insurance claim processing. Key features include real-time repair tracking, financial impact analysis, and public-facing transparency tools. By automating and optimizing the entire process from accident reporting to cost recovery, the invention enhances efficiency, reduces administrative burden, and improves public infrastructure management.

A park energy storage optimal configuration method based on a profit and loss equilibrium point electricity price comprises the following steps: A, selecting a latest 1-2 year spot market day price curve, clustering the curve into K electricity price curves by using a K-means clustering algorithm, and solving an energy storage support production price-time table in combination with the park profit and loss equilibrium point electricity price; b, on the basis of the park production curve, the renewable energy output curve and the K electricity price curves obtained in the step A, a first-class daily production insufficiency curve, an original capacity excess curve and a second-class production insufficiency curve of the park are obtained; c, by taking the original excess capacity curve and the second type of production insufficiency curve as constraints, calculating the energy storage charge and discharge quantity under any given energy storage installation capacity / electric quantity, and solving the corrected second type of production insufficiency curve; and D, the energy storage discharge electricity price is calculated, the energy storage capacity step length is set to iteratively solve the energy storage optimal installation capacity, and the iteration termination condition is that the energy storage discharge electricity price is equal to the profit and loss balance point electricity price or the electricity quantity corresponding to the K corrected second type of production insufficiency curves is zero. The core of the method is that the technical (abandoned energy consumption) and economic (cost recovery) targets are closely combined through the profit and loss equilibrium point electricity price, and the solution of an optimal solution is realized by utilizing clustering analysis, curve construction, charge and discharge simulation and iterative calculation. The method aims to help a park investor to effectively utilize renewable energy sources to reduce waste and guarantee the economic feasibility of energy storage investment when deploying energy storage.

The invention belongs to the technical field of power transmission and distribution prices of power systems, and relates to a power grid power transmission and distribution price pricing method suitable for diasters. Comprising the following steps: dividing power grid users into disagger users and general users; on the basis of a shallow cost recovery principle, acquiring the exclusive access facility cost of the consumer, and determining the access cost; obtaining the permitted income of the power grid public network, and constructing a public network use fee pricing model based on the incidence relation between the load rate and the coincidence rate; and based on the access fee and the public network usage fee pricing model, determining the power transmission and distribution price undertaken by the consumer. According to the method provided by the invention, a pricing mechanism of'access fee + selectable load rate public network use fee 'is constructed, so that the problems of poor applicability of traditional power transmission and distribution price and serious cross subsidy caused by'large capacity and low load rate' characteristics of the producer and the consumer are solved, and accurate allocation and recovery of the cost are realized.

The invention provides a comprehensive system and method for managing and mitigating damage to public and private facilities caused by vehicular accidents. It integrates with existing police and government systems through open API programming, utilizing mobile and desktop applications for efficient data collection and report generation. The system employs advanced geofencing, timestamping, and analytics capabilities to streamline accident documentation, cost estimation, and insurance claim processing. A layered architecture enables secure data management while facilitating real-time information exchange with external platforms. Key features include automatic file creation upon first photograph capture, comprehensive repair tracking with location validation, and sophisticated analytics for cost estimation and financial impact analysis. The system maintains exclusive data control while enabling secure access through controlled APIs, implements multi-channel notifications, and provides public-facing transparency tools. By automating and optimizing the entire process from accident reporting to cost recovery, the invention enhances efficiency, reduces administrative burden, and improves public infrastructure management.

The invention discloses a comprehensive cost recovery model in a power generation subject multi-product market, a solving method, a solving system, a solving device and a medium, and belongs to the technical field of power market operation and optimization. A lower-layer model objective function is constructed, lower-layer model constraint conditions are established based on the lower-layer model objective function, an upper-layer model objective function is constructed, and market indexes, compensation indexes and cost are calculated based on the upper-layer model objective function; converting the constructed lower-layer model through a duality theory, carrying out unified solution with the upper-layer model, transmitting data to the upper-layer model, and calling a solver to calculate the cost recovery condition of the power generation enterprise. According to the invention, a double-layer framework of market clearing simulation and cost benefit analysis is constructed, a multi-market coupling transaction mechanism is represented, and the cost recovery efficiency of the power generation enterprise is improved. A double-layer problem is converted into computable single-layer planning, and complete analysis from market behavior simulation to cost recovery state quantification is formed.

The invention provides an energy storage income evaluation and cost recovery capacity compensation method and system. The method comprises the following steps: calculating a difference value between the total annual income and the average annual cost of fixed assets as an expected compensation difference; if the expected compensation difference is greater than zero, converting the expected compensation difference into cost view angle compensation unit price based on energy storage rated power, and determining reliability view angle compensation unit price according to system power shortage time and system power shortage quantity provided by the power system; taking the larger one of the cost view angle compensation unit price and the reliability view angle compensation unit price as a final reference unit price; the grading coefficient is determined according to grading of the daily average energy storage duration of the current year, the annual price floating coefficient is determined according to the electricity price floating of the current year, and finally the energy storage compensation unit price is determined. According to the invention, the problems of uncertain energy storage investment return and insufficient capacity compensation level in the current power system are solved, and accurate matching of capacity compensation and project cost is realized.

The invention relates to the technical field of electric power, and particularly discloses a power transmission cost recovery method and system, and the method comprises the steps: obtaining a forward power flow, a reverse power flow and a power transmission price on a power transmission line; determining a single reverse transaction negative charge of the power transmission line according to the forward power flow, the reverse power flow and the power transmission price; summation is carried out on reverse power flows generated by a plurality of reverse transactions accumulated in the preset time of the power transmission line to obtain accumulated reverse power transmission fee; and summing the accumulated reverse power transmission fees of the plurality of power transmission lines within the preset time to obtain the total amount of the recovered power transmission fees.

The invention provides a capacity compensation mechanism design method and system suitable for an electricity market, and the method comprises the following steps: recognizing the type of a unit according to the characteristics of the electricity market of each province, carrying out the evaluation according to the actual power generation capability of the type of the unit, and considering the operation efficiency and the maintenance condition, and calculating the effective capacity; based on the total investment and expected life of the unit, calculating annual cost of the unit, analyzing power generation cost of the unit, distinguishing fixed cost from variable cost, evaluating profit conditions of the unit in the power market according to the electricity price and the electricity sale quantity, and calculating market income; and calculating the insufficient cost recovery part of the unit according to the effective capacity and the market income of the unit, namely calculating the cost gap, and formulating a capacity compensation standard according to the calculation result. The method can improve the accuracy, dynamics and scientificity of a compensation mechanism, guarantees the reliability and economy of a power system, and promotes the sustainable development of the power industry.