WO2015098988A1 - 蓄電池装置、機器制御装置、及び制御方法 - Google Patents
蓄電池装置、機器制御装置、及び制御方法 Download PDFInfo
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- WO2015098988A1 WO2015098988A1 PCT/JP2014/084197 JP2014084197W WO2015098988A1 WO 2015098988 A1 WO2015098988 A1 WO 2015098988A1 JP 2014084197 W JP2014084197 W JP 2014084197W WO 2015098988 A1 WO2015098988 A1 WO 2015098988A1
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- storage battery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
Definitions
- the present invention relates to a storage battery device, a device control device, and a control method for performing communication according to a predetermined communication protocol.
- EMS Energy Management System
- a device class is defined for each type of device, and information and control targets of the device are defined for each device class as properties.
- the storage battery device belongs to the storage battery class, and the properties corresponding to the storage battery class include a storage battery capacity, a maximum and minimum charging power value, and the like (see Non-Patent Document 1).
- PPS Power Product Supplier
- the power company When the actual power consumption exceeds the power demand (assumed power demand) assumed by the PPS beyond the predetermined fluctuation range, the power company will supplement the power shortage. In return, PPS pays a penalty fee to the power company.
- the predetermined fluctuation range is, for example, 3% of the assumed demand power amount in units of 30 minutes in Japan.
- the penalty fee is referred to as an imbalance fee (or a generation fee outside the fluctuation range).
- Various inventions related to cost reduction have been proposed in connection with PPS (see, for example, Patent Document 1).
- a method of using a power supply system (storage system) having a storage battery device and maximally discharging from the storage battery device according to the power consumption of the load can be considered.
- the storage battery device is provided in a customer facility.
- the power storage device includes a communication unit that communicates with an external device control device according to a predetermined communication protocol, and a control that performs load-following discharge that adjusts discharge power according to power consumption of a load provided in the customer facility.
- the communication unit receives a setting request for requesting setting of a maximum discharge value of the load following discharge from the device control apparatus.
- the control unit controls the discharge power of the load following discharge to be equal to or less than the maximum discharge value based on the setting request.
- the device control device controls a storage battery device that performs load following discharge that adjusts discharge power according to power consumption of a load provided in a customer facility.
- the device control device includes a communication unit that performs communication with the storage battery device according to a predetermined communication protocol.
- the communication unit transmits a setting request for requesting setting of a maximum discharge value of the load following discharge to the storage battery device.
- the control method according to the third feature is used in a system including a storage battery device provided in a customer facility and a device control device that controls the storage battery device.
- the storage battery device performs a load following discharge in which discharge power is adjusted in accordance with power consumption of a load provided in the customer facility, and the device control device follows a predetermined communication protocol.
- FIG. 1 is a block diagram illustrating a configuration of a control system according to the embodiment.
- FIG. 2 is a sequence diagram showing a node connection sequence according to the embodiment.
- FIG. 3 is a sequence diagram illustrating an operation according to the embodiment.
- FIG. 4 is a flowchart showing the operation of the device control apparatus according to the embodiment.
- FIG. 5 is a diagram illustrating an example of a specific power consumption transition.
- FIG. 6 is a diagram illustrating a first comparative example of load following discharge control.
- FIG. 7 is a diagram showing a comparative example 2 of the load following discharge control.
- FIG. 8 is a diagram illustrating load following discharge control according to the embodiment.
- the storage battery device is provided in a customer facility.
- the power storage device includes a communication unit that communicates with an external device control device according to a predetermined communication protocol, and a control that performs load-following discharge that adjusts discharge power according to power consumption of a load provided in the customer facility.
- the communication unit receives a setting request for requesting setting of a maximum discharge value of the load following discharge from the device control apparatus.
- the control unit controls the discharge power of the load following discharge to be equal to or less than the maximum discharge value based on the setting request.
- the maximum discharge value is specified by an instantaneous power value.
- the communication unit notifies the device controller of the maximum discharge value in response to a read request from the device controller.
- the communication unit performs communication based on the ECHONET Lite standard with the device control apparatus.
- the maximum discharge value is a property corresponding to a device class of the storage battery device.
- the maximum discharge value is notified from the device control device when it is necessary to control the actual power consumption amount in the customer facility so as to fall within a predetermined fluctuation range of the assumed demand power amount.
- the apparatus control device controls a storage battery device that performs load following discharge that adjusts discharge power according to power consumption of a load provided in a customer facility.
- the device control device includes a communication unit that performs communication with the storage battery device according to a predetermined communication protocol.
- the communication unit transmits a setting request for requesting setting of a maximum discharge value of the load following discharge to the storage battery device.
- the maximum discharge value is acquired when it is necessary to control the actual power consumption amount in the customer facility so as to fall within a predetermined fluctuation range of the assumed demand power amount.
- the maximum discharge value is specified by an instantaneous power value.
- the communication unit acquires the maximum discharge value from the storage battery device by transmitting a read request for the maximum discharge value to the storage battery device.
- the communication unit performs communication based on the ECHONET Lite standard with the storage battery device.
- the maximum discharge value is a property corresponding to a device class of the storage battery device.
- the control method according to the embodiment is used in a system including a storage battery device provided in a customer facility and a device control device that controls the storage battery device.
- the storage battery device performs a load following discharge in which discharge power is adjusted in accordance with power consumption of a load provided in the customer facility, and the device control device follows a predetermined communication protocol.
- FIG. 1 is a block diagram illustrating a configuration of a control system 10 according to the embodiment.
- the control system 10 is provided in a customer facility that receives power supply from a distribution line 30 (power system).
- the customer facility receives power supply via the distribution line 30 from an electric power company (as an example, PPS).
- the control system 10 includes a sensor 110, a load 120, a storage battery device 140, and a device control device 200.
- the sensor 110 measures a system power (power purchased power) parameter supplied from the distribution line 30 via the power line.
- sensor 110 is a current sensor.
- the sensor 110 notifies the storage battery device 140 of the measured value via the signal line.
- the signal line may be wired or wireless.
- the load 120 is a device that consumes power supplied from the distribution line 30 and / or the storage battery device 140 via the power line.
- the load 120 is a refrigerator, lighting, an air conditioner, a television, or the like.
- the load 120 may be a single device or may include a plurality of devices.
- the load 120 communicates with the device control apparatus 200 via a signal line.
- the storage battery device 140 is a device that stores electric power.
- the storage battery device 140 includes a storage battery 141, a direct current-direct current (DC-DC) conversion unit 142, a direct current-alternating current (DC-AC) conversion unit 143, a communication unit 144, and a control unit 145.
- the storage battery 141 accumulates (charges) power and supplies (discharges) power.
- the storage battery 141 may store system power or may generate power generated by the power generation device.
- the DC-DC converter 142 boosts the DC power output from the storage battery 141 and outputs the boosted DC power to the DC-AC converter 143.
- the DC-AC converter 143 converts the DC power output from the DC-DC converter 142 into AC, and outputs the AC power via the power line.
- the communication unit 144 communicates with the device control apparatus 200 through a signal line according to a predetermined communication protocol.
- the control unit 145 controls the DC-DC conversion unit 142 and the DC-AC conversion unit 143 based on the communication. Further, the control unit 145 controls the discharge based on the measurement value of the sensor 110 so that the discharge power does not flow backward to the distribution line 30. At that time, the discharge power is raised or lowered according to the power consumption of the load 120. This is called load following discharge.
- the device control apparatus 200 controls a plurality of devices provided in the customer facility.
- the device control apparatus 200 is, for example, a HEMS (Home Energy Management System) that controls a plurality of devices provided in a house.
- the device control apparatus 200 may be a CEMS (Cluster / Community Energy Management System), a BEMS (Building Energy Management System), a FEMS (Factor Energy Management System, or a Management Energy Management).
- the device control apparatus 200 includes a communication unit 210 and a control unit 220.
- the communication unit 210 communicates with the load 120 and the storage battery device 140 through a signal line according to a predetermined communication protocol.
- the control unit 220 controls the load 120 and the storage battery device 140 by the communication unit 210.
- the predetermined communication protocol is described using ECHONET Lite (registered trademark) as an example.
- the protocol stack of a device (also referred to as “node”) compliant with ECHONET Lite is divided into three layers: a lower communication layer, communication middleware, and application software.
- the lower communication layer corresponds to the first layer to the fourth layer
- the communication middleware corresponds to the fifth layer to the sixth layer
- the application software corresponds to the seventh layer.
- ECHONET Lite stipulates communication middleware specifications, but not lower communication layer specifications.
- each of the communication unit 144 of the storage battery device 140 and the communication unit 210 of the device control device 200 performs functions of a lower communication layer and a communication middleware.
- each of the control part 145 of the storage battery apparatus 140 and the control part 220 of the apparatus control apparatus 200 performs the function of application software.
- a device class (also referred to as “device object”) is defined for each device type, and parameters related to the device are defined for each device class as properties.
- the storage battery device 140 belongs to the “storage battery class”. Further, the properties corresponding to the storage battery class include a storage battery capacity and a maximum and minimum charging power value.
- the communication unit 144 of the storage battery device 140 manages each property related to the storage battery device 140 (storage battery class). Information managed for each device class in this way is referred to as an “instance”. Further, the communication unit 144 of the storage battery device 140 manages the attribute information (for example, manufacturer code, product code, serial number) of the storage battery device 140 as a “node profile (profile object)”.
- Messages transmitted and received by the communication middleware include, for example, “transmission source object identification code”, “transmission destination object identification code”, “service identification code”, “property identification code”, “property value”, and the like.
- the transmission source object identification code is information for identifying the transmission source object.
- the transmission destination object identification code is information (device class identification code) for identifying the transmission destination object.
- the service identification code is information for identifying the operation content for the property value.
- the service identification code is, for example, “Set” which is a property value setting request or “Get” which is a property value read request.
- the property identification code is information for identifying a property.
- FIG. 2 is a sequence diagram showing a node connection sequence according to the embodiment.
- the node connection sequence is started, for example, when the device control apparatus 200 is activated.
- Each message shown in FIG. 2 is transmitted and received by the communication unit 144 of the storage battery device 140 and the communication unit 210 of the device control device 200.
- step S ⁇ b> 11 the device control apparatus 200 sends a read request (hereinafter referred to as “Get message”) requesting reading of a main node profile (manufacturer code, product code, serial number, etc.) to the storage battery.
- a read request hereinafter referred to as “Get message”
- step S12 the storage battery device 140 transmits a read response (hereinafter referred to as “Get Res message”) to notify the main node profile to the device control device 200 in response to the reception of the Get message.
- Get Res message a read response
- the device control apparatus 200 acquires a main node profile by using the Get Res message and detects a node.
- step S13 the device control apparatus 200 transmits to the detected node (storage battery apparatus 140) a Get message that requests reading of an instance list that is a list of instances managed by the node.
- step S14 the storage battery device 140 transmits a Get Res message for notifying the instance list of the own node to the device control device 200 in response to the reception of the Get message.
- the instance list includes instances of the storage battery class.
- the storage battery device 140 notifies the device control device 200 of the device class of the storage battery device 140.
- the device control apparatus 200 grasps that the detected node (storage battery apparatus 140) manages an instance of the storage battery class.
- step S15 the device control apparatus 200 transmits to the storage battery apparatus 140 a Get message requesting reading of the property map of the instance of the storage battery class.
- the property map is a list of properties included in the instance.
- step S16 the storage battery device 140 transmits a Get Res message that notifies the property map of the instance of the storage battery class to the device control device 200 in response to the reception of the Get message.
- the device control apparatus 200 acquires the property map of the instance of the storage battery class by the Get Res message.
- Examples of the properties included in the instance of the storage battery class include an operation state, an operation mode setting, an instantaneous charge / discharge power measurement value, a remaining power storage amount, and a storage battery type.
- the device control apparatus 200 grasps the properties included in the instance managed by the storage battery device 140, and the device control apparatus 200 is in a state in which the storage battery device 140 can be controlled.
- the property corresponding to the storage battery class includes a maximum discharge value of load following discharge. The maximum discharge value is specified by the instantaneous power value (W).
- FIG. 3 is a sequence diagram showing an operation according to the embodiment.
- step S101 the control unit 220 of the device control apparatus 200 acquires the maximum discharge value of the load following discharge.
- the maximum discharge value of the load following discharge is a value smaller than the rated output value of the storage battery device 140.
- the control unit 220 acquires the maximum discharge value of the load following discharge.
- the device control device 200 acquires from the server device owned by the manufacturer of the storage battery device 140 via the Internet.
- the control unit 220 may calculate the maximum discharge value of the load following discharge by prediction based on past statistical data.
- the maximum discharge value of the load following discharge is 2.0 kW.
- the communication unit 210 of the device control device 200 transmits a setting request for requesting setting of the maximum discharge value of the load following discharge to the storage battery device 140.
- the maximum discharge value of the load following discharge is a property corresponding to the storage battery class.
- the setting request includes the object identification code of the device control apparatus 200 as the “transmission source object identification code”, the object identification code of the storage battery device 140 as the “transmission destination object identification code”, and the “service identification code”, for example, Set , Including the property identification code as the “property identification code” and the property value of the property as the “property value”.
- a message includes a “SetC message” that is a Set message that requires a response and a “SetI message” that is a Set message that does not require a response.
- the SetC message is exemplified.
- the device control device 200 has previously set the load following discharge mode for the storage battery device 140.
- the device control apparatus 200 sets the load following discharge mode as the operation mode setting (or discharge mode setting) of the storage battery device 140 together with the setting request for the maximum discharge value of the load following discharge.
- a setting request for requesting the setting may be transmitted to the storage battery device 140.
- the communication unit 151 of the storage battery device 140 receives the SetC message from the device control device 200. Based on the SetC message, the control unit 152 of the storage battery device 140 controls the discharge power of the load following discharge to the maximum discharge value (2.0 kW) or less. For example, the control unit 152 monitors the output of the DC-AC conversion unit 143 and performs discharge control so that the output of the DC-AC conversion unit 143 does not exceed the maximum discharge value (2.0 kW).
- step S103 the communication unit 151 of the storage battery device 140 transmits a Set Res message notifying the setting of the maximum discharge value of the load following discharge to the device control device 200.
- the storage battery device 140 is prevented from discharging to the rated output, and the remaining power storage capacity of the storage battery device 140 is reduced. Can last longer.
- FIG. 4 is a flowchart showing the operation of the device control apparatus 200 according to the embodiment.
- a store is assumed as a consumer facility.
- step S201 the control unit 220 of the device control apparatus 200 previously stores data such as date / time, outside air temperature, number of customers, power consumption transition (kW), power consumption every 30 minutes (kWh). Accumulate.
- the control unit 220 searches past data under the conditions of the day to be predicted, derives the past power consumption of the closest condition, and sets the past power consumption as the assumed demand power. Next, assuming that the power consumption of 30 units is used on average, the control unit 220 obtains instantaneous assumed demand power (kW), and loads from the difference with the transition of power consumption at that time. Determine the maximum discharge value of the follow-up discharge.
- step S202 the communication unit 210 of the device control apparatus 200 transmits a Set message requesting setting of the determined maximum discharge value of the load following discharge to the storage battery apparatus 140.
- the control unit 152 of the storage battery device 140 controls the discharge power of the load following discharge to the maximum discharge value (2.0 kW) or less based on the setting request (for example, SetC message). .
- the discharge amount of the storage battery device 140 does not become too large, and the actual power consumption amount is easily suppressed within a predetermined fluctuation range in a predetermined period (for example, 30 minutes). In other words, by suppressing the excess discharge, it is possible to extend the time until the remaining amount of power storage becomes zero while suppressing the imbalance charge.
- FIG. 5 is a diagram showing an example of a specific power consumption transition.
- the demand predicted electric energy for 30 minutes is 5 kWh.
- the instantaneous target power is 10 kW (0%)
- the variation range of the amount of power allowed in 30 minutes is 9.7 kW ( ⁇ 3%) to 10.3 kW (+3 %).
- the actual power consumption changes as shown in the graph.
- the power consumption for 30 minutes is 10.57 kWh. Therefore, an imbalance fee of 0.27 kWh is generated.
- FIG. 6 is a diagram showing a comparative example 1 of load following discharge control. As shown in FIG. 6, in Comparative Example 1, control is performed to discharge from the storage battery device 140 when the target 10 kW is exceeded. In FIG. 6, the excess of 930 Wh is covered by the discharge of the storage battery device 140, but a shortage of 360 Wh occurs. Moreover, the power consumption of the grid power for 30 minutes is 9.64 kWh. Therefore, an imbalance fee of 0.06 kWh is generated.
- FIG. 7 is a diagram showing a comparative example 2 of the load following discharge control.
- the amount of electric power is constantly monitored so as not to become insufficiency, and the discharge is controlled in a time-sharing manner to be 0 kWh.
- the temporary discharge is stopped so that the total amount of power becomes 0 kWh, exceeding 0 kWh
- the discharge is resumed at the stage where In this case, the power consumption of the system power is insufficient by 0.15 kWh in 30 minutes, but no imbalance fee is generated.
- the fact that the power consumption of the system power is insufficient means that the battery has been discharged excessively. For this reason, assuming that the storage battery capacity is 12 kWh and the DOD is 80%, if the state shown in FIG. 7 is repeated, the remaining power storage amount becomes 0% in 13.3 hours.
- FIG. 8 is a diagram showing load following discharge control according to the embodiment.
- the maximum discharge value of the load following discharge is 2.1 kW.
- the discharge amount (kWh) is limited compared to Comparative Example 2.
- the discharge amount (kW) is suppressed as compared with Comparative Example 2, as a result, it can be controlled to 0 kWh (0%). Therefore, the amount of discharge can be kept to the minimum necessary. Therefore, assuming that the storage battery capacity is 12 kWh and the DOD is 80%, if the state of FIG. 8 is repeated, the remaining power storage amount becomes 0% in 16.84 hours, and the dischargeable period is 3% compared to Comparative Example 2. It will be extended for more hours and the imbalance fee will be reduced.
- Device control apparatus 200 may transmit to storage battery apparatus 140 a Get message that requests reading of the maximum discharge value of load following discharge of storage battery apparatus 140 as a property corresponding to the storage battery class.
- the storage battery device 140 may transmit a Get Res message that notifies the maximum discharge value of the load following discharge to the device control device 200 in response to reception of the Get message.
- a system conforming to ECHONET Lite is exemplified.
- the present invention is not limited to a system conforming to ECHONET Lite, and the present invention may be applied to a system conforming to another communication protocol such as ZigBee (registered trademark) or KNX.
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- Engineering & Computer Science (AREA)
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- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
実施形態に係る蓄電池装置は、需要家施設に設けられる。前記蓄電装置は、所定の通信プロトコルに従って外部の機器制御装置との通信を行う通信部と、前記需要家施設に設けられた負荷の消費電力に合わせて放電電力を調整する負荷追従放電を行う制御部と、を備える。前記通信部は、前記負荷追従放電の最大放電値の設定を要求する設定要求を前記機器制御装置から受信する。前記制御部は、前記設定要求に基づいて、前記負荷追従放電の放電電力を前記最大放電値以下に制御する。
以下において、実施形態について説明する。
図1は、実施形態に係る制御システム10の構成を示すブロック図である。
実施形態では、所定の通信プロトコルは、ECHONET Lite(登録商標)を例に説明を行う。
図2は、実施形態に係るノード接続時シーケンスを示すシーケンス図である。ノード接続時シーケンスは、例えば機器制御装置200が起動した際に開始される。図2に示す各メッセージは、蓄電池装置140の通信部144及び機器制御装置200の通信部210が送受信するものである。
上述したノード接続時シーケンスが完了すると、機器制御装置200は、蓄電池装置140が管理しているインスタンスに含まれるプロパティを把握し、機器制御装置200が蓄電池装置140を制御可能な状態になる。実施形態では、蓄電池クラスに対応するプロパティは、負荷追従放電の最大放電値を含む。最大放電値は、瞬時電力値(W)により指定される。
次に、具体的な消費電力推移の例を挙げて、実施形態に係る負荷追従放電制御の効果を比較例と比較して説明する。
機器制御装置200は、蓄電池クラスに対応するプロパティとして、蓄電池装置140の負荷追従放電の最大放電値の読み出しを要求するGetメッセージを蓄電池装置140に送信してもよい。また、蓄電池装置140は、当該Getメッセージの受信に応じて、負荷追従放電の最大放電値を通知するGet Resメッセージを機器制御装置200に送信してもよい。
Claims (13)
- 需要家施設に設けられる蓄電池装置であって、
所定の通信プロトコルに従って外部の機器制御装置との通信を行う通信部と、
前記需要家施設に設けられた負荷の消費電力に合わせて放電電力を調整する負荷追従放電を行う制御部と、を備え、
前記通信部は、前記負荷追従放電の最大放電値の設定を要求する設定要求を前記機器制御装置から受信し、
前記制御部は、前記設定要求に基づいて、前記負荷追従放電の放電電力を前記最大放電値以下に制御することを特徴とする蓄電池装置。 - 前記最大放電値は、瞬時電力値により指定されることを特徴とする請求項1に記載の蓄電池装置。
- 前記通信部は、前記機器制御装置からの読み出し要求に応じて、前記最大放電値を前記機器制御装置に通知することを特徴とする請求項1又は2に記載の蓄電池装置。
- 前記通信部は、前記機器制御装置との間でECHONET Lite規格に準拠した通信を行うことを特徴とする請求項1乃至3の何れか一項に記載の蓄電池装置。
- 前記最大放電値は、前記蓄電池装置の機器クラスに対応するプロパティであることを特徴とする請求項4に記載の蓄電池装置。
- 前記最大放電値は、前記需要家施設における実際の消費電力量を想定需要電力量の所定の変動範囲に収めるよう制御する必要がある場合に、前記機器制御装置から通知されることを特徴とする請求項1乃至5の何れか一項に記載の蓄電池装置。
- 需要家施設に設けられる負荷の消費電力に合わせて放電電力を調整する負荷追従放電を行う蓄電池装置を制御する機器制御装置であって、
所定の通信プロトコルに従って前記蓄電池装置との通信を行う通信部を備え、
前記通信部は、前記負荷追従放電の最大放電値の設定を要求する設定要求を前記蓄電池装置に送信することを特徴とする機器制御装置。 - 前記最大放電値は、前記需要家施設における実際の消費電力量を想定需要電力量の所定の変動範囲に収めるよう制御する必要がある場合に取得することを特徴とする請求項7に記載の機器制御装置。
- 前記最大放電値は、瞬時電力値により指定されることを特徴とする請求項7又は8に記載の機器制御装置。
- 前記通信部は、前記最大放電値の読み出し要求を前記蓄電池装置に送信することにより、前記最大放電値を前記蓄電池装置から取得することを特徴とする請求項7乃至9の何れか一項に記載の機器制御装置。
- 前記通信部は、前記蓄電池装置との間でECHONET Lite規格に準拠した通信を行うことを特徴とする請求項7乃至10の何れか一項に記載の蓄電池装置。
- 前記最大放電値は、前記蓄電池装置の機器クラスに対応するプロパティであることを特徴とする請求項11に記載の機器制御装置。
- 需要家施設に設けられる蓄電池装置と、前記蓄電池装置を制御する機器制御装置とを備えるシステムにおいて用いられる制御方法であって、
前記蓄電池装置が、前記需要家施設に設けられる負荷の消費電力に合わせて放電電力を調整する負荷追従放電を行うステップと、
前記機器制御装置が、所定の通信プロトコルに従った通信により、前記負荷追従放電における最大放電電力の設定を要求する設定要求を送信するステップと、
前記蓄電池装置が、前記設定要求に基づいて、前記最大放電電力以下の放電電力で前記負荷追従放電を行うステップと、
を含むことを特徴とする制御方法。
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JP2019118148A (ja) * | 2019-04-11 | 2019-07-18 | Kddi株式会社 | 情報提供装置、及び情報提供方法 |
WO2020158591A1 (ja) * | 2019-01-29 | 2020-08-06 | 京セラ株式会社 | 電力管理装置、蓄電装置及び電力管理方法 |
JP2022050576A (ja) * | 2019-01-29 | 2022-03-30 | 京セラ株式会社 | 電力管理装置、蓄電装置及び電力管理方法 |
JP2022191440A (ja) * | 2022-01-11 | 2022-12-27 | 京セラ株式会社 | 電力管理装置、蓄電装置及び電力管理方法 |
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EP3089309A1 (en) | 2016-11-02 |
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