JP2017103846A5

JP2017103846A5 -

Info

Publication number: JP2017103846A5
Application number: JP2015233068A
Authority: JP
Filing date: 2015-11-30
Publication date: 2018-03-15
Anticipated expiration: 2035-11-30

Claims

An input unit that acquires setting information related to equipment that performs load shut-down or suppression operation input from an input terminal;
For the peak cut power to be reduced in order to keep the power consumption at the consumer below the set upper limit value, the reduced power due to the load interruption or suppression operation of the equipment acquired in the input unit, and the demand An operation plan calculation unit that formulates an operation plan in which the amount of discharge from the storage battery of the house is assigned every hour, and
For the peak cut power, an operation plan for displaying an image in which the reduced power by the load interruption or suppression operation of the equipment and the amount of discharge from the storage battery, which is planned by the operation plan calculation unit, is allocated every hour. A power demand management device comprising a display unit.

further,
A predicting unit that predicts a reduction in electric power due to load interruption or suppression operation of each air conditioner set as the equipment;
The input unit acquires the air conditioning importance for each room and each time and the room temperature change amount corresponding to the air conditioning importance input from the input terminal as the setting information, and also acquires weather forecast information from an external device. ,
The prediction unit, the air conditioning importance acquired in the input unit, the room temperature variation, and the weather forecast information and, on the basis of the statistical methods using the heat load model or historical performance data of the building each air conditioner Predict the reduced power consumption of equipment,
The operation plan display unit displays the air-conditioning importance and the air-conditioning importance for each room and hour acquired in the input unit, and the reduced power of each air-conditioning device predicted by the prediction unit The power demand management device according to claim 1.

The input unit acquires, as setting information related to the equipment, the reduced power for each air conditioner set for the equipment as a function of time,
The power demand management device according to claim 1, wherein the operation plan calculation unit allocates the reduced power of each air-conditioning device acquired by the input unit for each time and formulates the operation plan.

The operation plan calculation unit compares the power demand with the power upper limit value when the operation plan developed by the operation plan calculation unit is implemented,
The power demand management device according to claim 1, wherein the operation plan display unit displays a warning when the operation plan calculation unit determines that the power demand is not equal to or less than the power upper limit value.

The input unit acquires the setting information every time the setting information is input from the input terminal,
The power demand management device according to claim 1, wherein the operation plan calculation unit makes the operation plan every time the input unit acquires the setting information.

Furthermore, a prediction unit that calculates the peak cut power based on a power demand prediction result of a consumer acquired from an external device in the input unit and a power generation amount prediction result of renewable energy,
The input unit obtains error information regarding an error in power demand prediction input from the input terminal and a miscalculation in power generation amount prediction of renewable energy,
The prediction unit corrects the calculated peak cut power based on the error information acquired in the input unit,
The power demand management device according to claim 1, wherein the operation plan calculation unit makes the operation plan based on the peak cut power corrected in the prediction unit.

The input unit periodically acquires the remaining amount of electricity stored in the storage battery from an external device,
The power demand management device according to claim 1, wherein the operation plan calculation unit makes the operation plan every time the input unit acquires the remaining amount of power stored in the storage battery.

further,
A control command output unit that outputs a command for operation control based on the operation plan for the storage battery and the equipment,
A power demand input unit that obtains a customer's power usage from an external energy meter;
A power demand control calculation unit that predicts a power demand in a demand control period based on the power usage acquired in the power demand input unit and determines whether the predicted power demand exceeds the power upper limit value; Prepared,
The control command output unit outputs the command to the storage battery and the facility device when the power demand control calculation unit determines that the predicted power demand exceeds the power upper limit value. The power demand management device described.

The control command output unit outputs a command to the storage battery to discharge a discharge amount corresponding to a difference between the predicted power demand and the power upper limit value within a range of a remaining storage capacity of the storage battery. Item 9. The power demand management device according to Item 8.

The input unit obtains the suppression order of the equipment set for each time as setting information related to the equipment,
The operation plan calculation unit allocates power to the peak cut power by reducing the load cut or suppression operation of the equipment device in order from the equipment device having the highest suppression order among the equipment devices, every hour. If there is a portion where allocation of the reduced power is insufficient within the range of cut power, the amount of discharge from the storage battery is preferentially allocated to the insufficient portion, and the peak cut power In the range, the amount of discharge from the storage battery is assigned in order from the equipment with the lowest suppression order, and the operation plan is drawn up, and the discharge from the storage battery is arbitrarily suppressed at the time when the discharge from the storage battery is assigned. The power demand management device according to claim 1, wherein the power demand management device is set to a facility equipment of a rank.

The power demand management apparatus according to claim 10, wherein the operation plan calculation unit sets the discharge from the storage battery to the top of the suppression order of the facility equipment during the time when the discharge from the storage battery is allocated.

It is a power demand management method for suppressing power consumption in a consumer to a set power upper limit value or less by discharging from a storage battery, load interruption / suppression of the load of a suppression device, and suppression operation,
A procedure for the input unit to acquire setting information related to a facility device that performs load shedding or suppression operation input from an input terminal;
Reduction by the load cut-off / suppression operation of the equipment acquired in the input unit with respect to the peak cut power that is reduced by the operation plan calculation unit in order to keep the amount of power used by the consumer below the set power upper limit. A procedure for formulating an operation plan in which electric power and the amount of discharge from a storage battery of the consumer are allocated every hour;
The operation plan display unit displays, as an image related to the operation plan developed by the operation plan calculation unit, the reduced power and the discharge amount from the storage battery by the load cut-off or suppression operation of the facility equipment with respect to the peak cut power. A method for managing power demand, comprising a procedure for displaying an image assigned to each.

After the procedure of displaying the image,
Furthermore, the user comprises a procedure for rewriting the setting information by re-input,
13. The power demand according to claim 12, wherein in the procedure of formulating the operation plan, the operation plan calculation unit creates the operation plan based on the re-input setting information every time the setting information is re-input. Management method.

Before the procedure for preparing the operation plan,
The prediction unit predicts the power reduction due to load interruption or suppression operation of each air conditioner set as the equipment device,
The input unit acquires air conditioning importance for each room and hour input from the input terminal as the setting information and a room temperature change amount corresponding to the air conditioning importance, and also obtains weather forecast information from an external device. ,
The prediction unit, the air conditioning importance acquired in the input unit, the room temperature variation, and the weather forecast information and, on the basis of the statistical methods using the heat load model or historical performance data of the building each air conditioner Predict the reduced power consumption of equipment,
After predicting the reduced power for each air conditioner,
The operation plan display unit displays the air-conditioning importance and the air-conditioning importance for each room and hour acquired in the input unit, and the reduced power of each air-conditioning device predicted by the prediction unit The power demand management method according to claim 12.

In the procedure of acquiring setting information related to the facility equipment, the input unit acquires, as setting information related to the facility equipment, reduced power for each air conditioning equipment set as the equipment equipment.
The power demand according to claim 12, wherein in the procedure of formulating the operation plan, the operation plan calculation unit formulates the operation plan by allocating the reduced power of each air conditioner acquired by the input unit for each hour. Management method.