TWI495219B - Integrating system of internet of things for green energy units - Google Patents
Integrating system of internet of things for green energy units Download PDFInfo
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- TWI495219B TWI495219B TW102109880A TW102109880A TWI495219B TW I495219 B TWI495219 B TW I495219B TW 102109880 A TW102109880 A TW 102109880A TW 102109880 A TW102109880 A TW 102109880A TW I495219 B TWI495219 B TW I495219B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Description
本發明係有關於一種綠能元件物聯網整合系統,特別是指將綠色能源發電設備、蓄電設備及用電設備架構成物聯網之整合系統。 The invention relates to a green energy component Internet of Things integration system, in particular to an integrated system for constructing an Internet of Things by a green energy power generation device, a power storage device and a power device frame.
物聯網的概念可參考MoneyDJ財經知識庫「http://www.moneydj.com/kmdj/wiki/wikiviewer.aspx?keyid=c414884c-d9b2-4fa1-bb73-6b7e8c23154e」以下簡介所述: The concept of the Internet of Things can be found in the MoneyDJ Financial Knowledge Base "http://www.moneydj.com/kmdj/wiki/wikiviewer.aspx?keyid=c414884c-d9b2-4fa1-bb73-6b7e8c23154e".
物聯網(The Internet of Things;TOT)的概念出自於1999年,將所有物品通過射頻識別訊息傳感設備與網際網路連接起來,提供智慧化識別與管理。物聯網整合了資訊傳感設備,如無線辨識系統(RFID)、紅外線感應器、全球定位系統、雷射掃瞄器等種種裝置與網際網路結合,使各種物品在生產、流通、消費的各個過程,實現物品的自動識別和資訊的互聯與共享,可透明化管理物品。 The concept of The Internet of Things (TOT) comes from the fact that in 1999, all items were connected to the Internet through RFID-enabled message-sensing devices to provide intelligent identification and management. The Internet of Things integrates information sensing devices, such as wireless identification systems (RFID), infrared sensors, global positioning systems, laser scanners, and other devices to integrate with the Internet to make various items in production, distribution, and consumption. The process realizes the automatic identification of items and the interconnection and sharing of information, which can transparently manage items.
再根據能源使用趨勢,綠色能源的開發與使用是我們生活的 環境永續發展必須要跨入的一個階段,為了使綠色能源發電設備及蓄電與用電設備達到合理分配電力,而能穩定供電的功效,本發明透過物聯網之概念,而提出一種綠能元件物聯網整合系統,包括有:一個以上綠色能源發電設備;一個以上蓄電設備電性連接前述綠色能源發電設備;以及一個以上用電設備電性連接前述蓄電設備;將前述綠色能源發電設備、蓄電設備及用電設備透過一通訊介面彼此連結,並與一監控單元架構成一綠能元件物聯網,該監控單元可進一步包含有一網際網路傳輸介面,藉以能將該綠能元件物聯網連接上網際網路,方便使用者遠端監控該綠能元件物聯網。 According to the trend of energy use, the development and use of green energy is our life. In order to stabilize the power supply of green energy power generation equipment, power storage and power equipment, and to stabilize the power supply, the present invention proposes a green energy component through the concept of the Internet of Things. The Internet of Things integration system includes: one or more green energy power generation equipment; one or more power storage equipments electrically connected to the aforementioned green energy power generation equipment; and one or more electrical equipment electrically connected to the foregoing power storage equipment; the aforementioned green energy power generation equipment and power storage equipment And the power device is connected to each other through a communication interface, and forms a green energy component Internet of Things with a monitoring unit frame. The monitoring unit may further comprise an internet transmission interface, so that the green energy component Internet of things can be connected to the Internet. The road is convenient for the user to remotely monitor the green energy component Internet of Things.
進一步,該綠能元件物聯網至少包括一第一電力偵測元件設置在前述綠色能源發電設備上,一第二電力偵測元件設置在前述蓄電設備上,以及一第三電力偵測元件設置在前述用電設備上。 Further, the green energy component Internet of things includes at least a first power detecting component disposed on the green energy generating device, a second power detecting component disposed on the power storage device, and a third power detecting component disposed on the The aforementioned electrical equipment.
進一步,前述蓄電設備包含有複數個並聯之蓄電池組,每一蓄電池組包含有複數個串聯之蓄電池。 Further, the power storage device includes a plurality of battery packs connected in parallel, and each battery pack includes a plurality of batteries connected in series.
進一步,該通訊介面係為『控制區域網路匯流排』(CAN Bus)。 Further, the communication interface is "CAN Bus".
進一步,前述綠色能源發電設備為太陽能發電設備、風力發電設備、水力發電設備其中之一或其組合。 Further, the aforementioned green energy power generation device is one of a solar power generation device, a wind power generation device, and a hydropower generation device, or a combination thereof.
本發明具有下列功效: The invention has the following effects:
1.藉由將綠色能源發電設備、蓄電設備及用電設備架構成綠 能元件物聯網,可以根據綠色能源發電設備之發電效率,根據蓄電設備儲存電力情形,以及根據用電設備需要之用電量,來合理分配電力,達到穩定供電之智能能源管理系統。 1. Form green by green energy power generation equipment, power storage equipment and power equipment rack The component IoT can achieve a stable power supply intelligent energy management system according to the power generation efficiency of the green energy power generation equipment, the power storage condition of the power storage equipment, and the power consumption required by the power equipment.
2.透過前述的綠能元件物聯網,使用者可方便監控前述綠色能源發電設備、蓄電設備及用電設備的產品健康情形,達到適時維修更換之效果。 2. Through the aforementioned green energy component Internet of Things, users can easily monitor the health of the aforementioned green energy power generation equipment, power storage equipment and electrical equipment, and achieve the effect of timely maintenance and replacement.
3.前述綠能元件物聯網使用控制區域網路匯流排(CAN Bus)的通訊模式,減少電路接線的使用,讓綠能元件物聯網的便利生活更容易實現。 3. The aforementioned green energy component IoT uses the communication mode of the control area network bus (CAN Bus) to reduce the use of circuit wiring and make the convenient life of the green energy component IoT easier to implement.
4.監控單元透過網際網路傳輸介面將綠能元件物聯網連接上網際網路,方便使用者遠端監控。 4. The monitoring unit connects the green energy component IoT to the Internet via the Internet transmission interface, which is convenient for remote monitoring by the user.
(1)‧‧‧綠色能源發電設備 (1)‧‧‧Green energy power generation equipment
(11)‧‧‧第一電力偵測元件 (11)‧‧‧First power detection component
(2)‧‧‧蓄電設備 (2) ‧‧‧Power storage equipment
(21)‧‧‧蓄電池組 (21)‧‧‧ battery pack
(211)‧‧‧蓄電池 (211)‧‧‧Battery
(2111)‧‧‧第二電力偵測元件 (2111)‧‧‧Second power detection component
(3)‧‧‧用電設備 (3)‧‧‧Electrical equipment
(31)‧‧‧第三電力偵測元件 (31)‧‧‧ Third power detecting component
(4)‧‧‧監控單元 (4) ‧‧‧Monitoring unit
(41)‧‧‧網際網路傳輸介面 (41) ‧‧‧ Internet transmission interface
(5)‧‧‧控制區域網路匯流排 (5) ‧‧‧Control area network bus
(6)‧‧‧網際網路 (6)‧‧‧ Internet
第一圖係為本發明之系統架構圖。 The first figure is a system architecture diagram of the present invention.
綜合上述技術特徵,本發明綠能元件物聯網整合系統的主要功效可在下述實施例清楚呈現。 In summary of the above technical features, the main effects of the green energy component Internet of Things integration system of the present invention can be clearly demonstrated in the following embodiments.
請參閱第一圖所示,本實施例包括有:多個綠色能源發電設備(1),包含有太陽能發電設備、風力發電設備、水力發電設備或其它地熱、潮汐等發電設備;一蓄電設備(2),電性連接前述綠色能源發電設備(1),該蓄電設備(2)包含有複數個並聯之蓄電池組(21),每一蓄電池組(21)包含有複數個串聯之蓄電池(211);以及多個用電設備(3),電性連接前述蓄電設備(2);將前述綠色能源發電設備(1)、蓄電設備(2)、用 電設備(3)與一監控單元(4)彼此之間透過一通訊介面彼此連結,而架構成一綠能元件物聯網,亦即前述每一個綠色能源發電設備(1)、蓄電設備(2)、用電設備(3)皆連接上前述通訊介面而形成網絡,在此綠能元件物聯網中至少在前述每一綠色能源發電設備(1)上設置一第一電力偵測元件(11),在每一蓄電池(211)上設置一第二電力偵測元件(2111),並在每一用電設備(3)上設置一第三電力偵測元件(31)。 Referring to the first figure, the embodiment includes: a plurality of green energy power generation devices (1), including solar power generation equipment, wind power generation equipment, hydroelectric power generation equipment or other geothermal, tidal power generation equipment, and the like; 2) electrically connecting the green energy power generation device (1), the power storage device (2) includes a plurality of battery packs (21) connected in parallel, and each battery pack (21) includes a plurality of batteries connected in series (211) And a plurality of electrical equipment (3) electrically connected to the power storage device (2); the green energy power generation device (1) and the power storage device (2) The electrical device (3) and a monitoring unit (4) are connected to each other through a communication interface, and the frame constitutes a green energy component Internet of Things, that is, each of the aforementioned green energy power generation devices (1), power storage devices (2), The electrical equipment (3) is connected to the communication interface to form a network, and in the green energy component Internet of things, at least one of the foregoing green energy power generation devices (1) is provided with a first power detecting component (11). A second power detecting component (2111) is disposed on each of the batteries (211), and a third power detecting component (31) is disposed on each of the powered devices (3).
進一步在本實施例中,該通訊介面使用控制區域網路匯流排(5)[CAN Bus],使用控制區域網路匯流排(5)的通訊模式,給予前述綠色能源發電設備(1)、蓄電池(211)與用電設備(3)獨一無二之編號,並透過控制區域網路匯流排(5)具有廣播[Broadcast]與可靠度[Reliability]的特性,可以減少電路接線的使用,讓綠能元件物聯網的便利生活更容易實現,也容易架構更大規模之綠能元件物聯網。 Further in this embodiment, the communication interface uses the control area network bus (5) [CAN Bus], and uses the communication mode of the control area network bus (5) to give the aforementioned green energy power generation device (1), battery (211) uniquely numbered with the powered device (3), and through the control area network bus (5) with the characteristics of broadcast [Broadcast] and reliability [Reliability], can reduce the use of circuit wiring, allowing green energy components The convenience of the Internet of Things is easier to implement, and it is easy to structure a larger-scale green energy component Internet of Things.
本發明於實施時,可透過前述第一電力偵測元件(11)偵測前述綠色能源發電設備(1)之發電效率,並回報給該監控單元(4);透過前述第二電力偵測元件(2111)偵測前述蓄電池(211)儲存電力的情形,並回報給該監控單元(4);以及透過前述第三電力偵測元件(31)偵測前述用電設備(3)之用電情形,並回報給該監控單元(4)。因此前述監控單元(4)透過該控制區域網路匯流排(5)將各訊息廣播至前述各綠色能源發電設備(1)、蓄電池(211)與用電設備(3),使前述綠色能源發電設備(1)、蓄電池(211)與用電設備(3)之訊息可相互溝通。藉此,在本綠能元件物聯網中,便可控制發電效率高的綠色能源發電設備(1)來對蓄電量低的蓄電 池(211)進行充電,而發電效率較低的綠色能源發電設備(1)則對蓄電量較高的蓄電池(211)進行充電;並且對於用電量較低的用電設備(3),可使用蓄電量低的蓄電池(211)或用較少顆的蓄電池(211)進行供電,而用電量較高的用電設備(3),則使用蓄電量高或是較多顆的蓄電池(211)進行供電;透過上述模式來合理分配電力,達到穩定供電之智能能源管理系統。除此之外,該監控單元(4)也可透過上述資訊來監控前述綠色能源發電設備(1)、蓄電設備(2)及用電設備(3)的產品健康情形,而可以適時的維修、更換。 In the implementation of the present invention, the power generation efficiency of the green energy power generation device (1) can be detected by the first power detecting component (11), and reported to the monitoring unit (4); and the second power detecting component is transmitted through the second power detecting component. (2111) detecting a situation in which the battery (211) stores power, and reporting the power to the monitoring unit (4); and detecting the power usage of the power device (3) through the third power detecting component (31) And reported to the monitoring unit (4). Therefore, the monitoring unit (4) broadcasts each message to the green energy power generation device (1), the battery (211), and the power device (3) through the control area network bus (5), so that the green energy generation is performed. The messages of the device (1), the battery (211) and the powered device (3) can communicate with each other. In this way, in the green energy component Internet of Things, it is possible to control the green energy power generation equipment (1) with high power generation efficiency to store electricity with low power storage. The pool (211) is charged, and the green energy power generation equipment (1) with lower power generation efficiency charges the battery (211) with higher storage capacity; and for the power consumption equipment (3) with lower power consumption, Use a battery with low storage capacity (211) or use a small battery (211) for power supply, while a higher-powered electrical device (3) uses a battery with high storage capacity or more (211) ) Power supply; intelligent power management system that achieves stable power supply through the above modes to rationally distribute power. In addition, the monitoring unit (4) can also monitor the health condition of the green energy power generation device (1), the power storage device (2) and the electrical equipment (3) through the above information, and can be timely repaired, replace.
本實施例並在該監控單元(4)上設置一網際網路傳輸介面(41),因此該監控單元(4)可透過該網際網路傳輸介面(41)將該綠能元件物聯網連接上網際網路(6),使用者可使用智慧型手機、電腦等裝置連接上網際網路(6)而在遠端監控該綠能元件物聯網。 In this embodiment, an internet transmission interface (41) is disposed on the monitoring unit (4), so the monitoring unit (4) can connect the green energy component to the Internet of Things through the internet transmission interface (41). Internet (6), users can use the smart phone, computer and other devices to connect to the Internet (6) and remotely monitor the green energy component Internet of Things.
綜合上述實施例之說明,當可充分瞭解本發明之操作、使用及本發明產生之功效,惟以上所述實施例僅係為本發明之較佳實施例,當不能以此限定本發明實施之範圍,即依本發明申請專利範圍及發明說明內容所作簡單的等效變化與修飾,皆屬本發明涵蓋之範圍內。 In view of the foregoing description of the embodiments, the operation and the use of the present invention and the effects of the present invention are fully understood, but the above described embodiments are merely preferred embodiments of the present invention, and the invention may not be limited thereto. Included within the scope of the present invention are the scope of the present invention.
(1)‧‧‧綠色能源發電設備 (1)‧‧‧Green energy power generation equipment
(2)‧‧‧蓄電設備 (2) ‧‧‧Power storage equipment
(21)‧‧‧蓄電池組 (21)‧‧‧ battery pack
(211)‧‧‧蓄電池 (211)‧‧‧Battery
(3)‧‧‧用電設備 (3)‧‧‧Electrical equipment
(4)‧‧‧監控單元 (4) ‧‧‧Monitoring unit
(41)‧‧‧網際網路傳輸介面 (41) ‧‧‧ Internet transmission interface
(5)‧‧‧控制區域網路匯流排 (5) ‧‧‧Control area network bus
(6)‧‧‧網際網路 (6)‧‧‧ Internet
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030167105A1 (en) * | 2000-07-28 | 2003-09-04 | Colborn Jeffrey A. | System of and method for power management |
TW200726029A (en) * | 2005-12-22 | 2007-07-01 | Ind Tech Res Inst | Energy storage apparatus integrating renewable energy unit, battery pack and wireless transceiver and the lease management system and method utilizing the same |
TWM391231U (en) * | 2010-06-07 | 2010-10-21 | Huan-Cheng Lian | Far-end safety monitoring device integrating electric power network and internet |
CN202679068U (en) * | 2012-04-09 | 2013-01-16 | 南京威阳科技有限公司 | Wind/solar hybrid generation monitor management apparatus |
-
2013
- 2013-03-20 TW TW102109880A patent/TWI495219B/en not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030167105A1 (en) * | 2000-07-28 | 2003-09-04 | Colborn Jeffrey A. | System of and method for power management |
TW200726029A (en) * | 2005-12-22 | 2007-07-01 | Ind Tech Res Inst | Energy storage apparatus integrating renewable energy unit, battery pack and wireless transceiver and the lease management system and method utilizing the same |
TWM391231U (en) * | 2010-06-07 | 2010-10-21 | Huan-Cheng Lian | Far-end safety monitoring device integrating electric power network and internet |
CN202679068U (en) * | 2012-04-09 | 2013-01-16 | 南京威阳科技有限公司 | Wind/solar hybrid generation monitor management apparatus |
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