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EP3845977A1 - Testbarkeitsverfahren eines thermoelektrischen elements - Google Patents

Testbarkeitsverfahren eines thermoelektrischen elements Download PDF

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Publication number
EP3845977A1
EP3845977A1 EP19220192.9A EP19220192A EP3845977A1 EP 3845977 A1 EP3845977 A1 EP 3845977A1 EP 19220192 A EP19220192 A EP 19220192A EP 3845977 A1 EP3845977 A1 EP 3845977A1
Authority
EP
European Patent Office
Prior art keywords
storage elements
thermoelectric
secondary storage
testability method
watch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19220192.9A
Other languages
English (en)
French (fr)
Inventor
M. Alain Jornod
François Gueissaz
Benjamin Krähenbühl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Swatch Group Research and Development SA
Original Assignee
Swatch Group Research and Development SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Swatch Group Research and Development SA filed Critical Swatch Group Research and Development SA
Priority to EP19220192.9A priority Critical patent/EP3845977A1/de
Priority to JP2020211012A priority patent/JP7100690B2/ja
Priority to US17/130,825 priority patent/US12007723B2/en
Priority to CN202011624637.XA priority patent/CN113126471B/zh
Publication of EP3845977A1 publication Critical patent/EP3845977A1/de
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/002—Electrical measuring and testing apparatus
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/002—Electrical measuring and testing apparatus
    • G04D7/003—Electrical measuring and testing apparatus for electric or electronic clocks
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/006—Testing apparatus for complete clockworks with regard to external influences or general good working
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/02—Conversion or regulation of current or voltage
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/10—Arrangements for supplying back-up power

Definitions

  • the field of the present invention relates to the field of watches including at least one thermoelectric generator, that is to say watches with a thermoelectric element transforming a thermal flow into electric current by the Seebeck effect.
  • thermoelectric elements for example Peltier elements
  • thermoelectric element the electronic system
  • rechargeable battery the battery
  • said testability method comprises a step of interrupting the power supply circuit prior to the step of applying a heat source.
  • thermoelectric element it is possible to identify a failure of said thermoelectric element.
  • the step of interrupting the power supply circuit is controlled by the user and / or by the energy level of the primary storage elements, preferably by the low energy level of the storage elements. primary.
  • said testability method comprises a step of discharging electrical energy from said secondary storage elements so as to stop the operation of said thermoelectric watch prior to the step of applying a heat source.
  • thermoelectric element it is easy to test that the electrical energy comes from said thermoelectric element and not from said primary storage elements.
  • said testability method comprises a step of reconnecting the power supply circuit prior to the step of applying a heat source controlled by the energy level of the secondary storage elements, preferably by the high energy level of secondary storage elements.
  • high level is meant that the energy level of the secondary storage elements is sufficient or that said secondary storage elements are charged.
  • low level is meant that the energy level of the secondary storage elements is insufficient or that said secondary storage elements are discharged.
  • thermoelectric element can supply said secondary storage elements.
  • said heat source applied to said thermoelectric element is preferably body heat.
  • thermoelectric element can supply electrical energy.
  • thermoelectric watch is powered by said secondary storage elements, preferably said at least one mobile element and / or said at least one electro-optical display is powered by said storage elements. secondary storage.
  • thermoelectric element supplies said secondary storage elements which in turn supply said thermoelectric watch.
  • the supply of said thermoelectric watch by said primary storage elements only occurs after a first charging phase, preferably of the supply of said thermoelectric watch by said primary storage elements which is controlled. by the high energy level of the secondary storage elements.
  • said secondary storage elements are charged or recharged before said primary storage elements.
  • said primary storage elements are only charged or recharged after a certain time or amount of heat.
  • said testability method comprises a step of selecting said at least one movable element to be moved from among the seconds, minutes, hours and / or date indicator.
  • said testability method comprises a step of selecting said indicator between a mobile element and / or an electro-optical display
  • thermoelectric element Thanks to this arrangement, it is possible to visually test said thermoelectric element.
  • thermoelectric watch comprising a thermoelectric element, a power supply circuit supplied by primary storage elements, secondary storage elements so as to move at least one mobile element or to display information on an electro-optical display, memory elements and a processing unit configured to implement the testability method according to the invention.
  • thermoelectric watch 100 presents a testability method 500 for testing the operation of a thermoelectric element 110 of a thermoelectric watch 100
  • the figure 2 illustrates the testability method 500 sequentially
  • the figure 3 discloses a functional diagram of said thermoelectric watch 100 configured to implement said testability method 500 according to the invention.
  • thermoelectric element 110 of a thermoelectric watch 100 is functional or whether the breakdown or malfunction has another origin such as for example a primary storage element 101, which can typically take the form of a rechargeable lithium battery as an example.
  • the present invention relates to a testability method 500 for testing the operation of said thermoelectric element 110 of said thermoelectric watch 100.
  • thermoelectric watch 100 comprises said thermoelectric element 110, a power supply circuit supplied by primary storage elements 101, namely a lithium battery 101, preferably a lithium battery. rechargeable lithium battery 101 for example, and secondary storage elements 102, ie capacitors for example. It is surely unnecessary to specify that said primary 101 and secondary 102 storage elements are, of course, configured to receive electrical energy from said thermoelectric element 110.
  • said primary 101 and secondary 102 storage elements are configured to supply an electronic system making it possible to move at least one movable element 190, typically the seconds, minutes, hours, and / or date indicator, or else. to display information on an electro-optical display, preferably an OLED and / or LCD display. It should be noted that the user can select, during a selection step, which of said at least one indicator element, movable 190 or not, must move in order to visually test said thermoelectric element 110.
  • thermoelectric watch 100 shown in the functional diagram of the figure 3 , also comprises memory elements 180, typically RAM and / or ROM memory, and a processing unit 190, such as for example a microcontroller, microprocessor or an integrated circuit configured to implement the testability method 500 described below.
  • memory elements 180 typically RAM and / or ROM memory
  • processing unit 190 such as for example a microcontroller, microprocessor or an integrated circuit configured to implement the testability method 500 described below.
  • Said testability method 500 normally begins with a step of removing the heat source 505 and then interrupting 510 the supply circuit of said primary storage elements of the supply circuit so as to stop the movable element 190.
  • the interruption (510) of the power supply circuit can be activated by the user on a voluntary basis by pulling the stem of the watch if the primary storage elements are not discharged.
  • This step is optional since it is possible that said thermoelectric watch 100 is in this state when it leaves the factory or after a certain period if the elements of primary storage are unloaded, which will be considered an unintentional interruption since it was not intended by the user.
  • thermoelectric watch 100 There follows a step of discharging 520 electrical energy from said secondary storage elements 102 so as to stop the operation of said thermoelectric watch 100 which will allow the user to ensure that the electrical energy comes from said thermoelectric element 110 and not of said primary storage elements 101 and therefore to test said thermoelectric element 110.
  • the power supply circuit is reconnected to said power supply circuit and in particular to said secondary storage elements 102.
  • thermoelectric element 110 to which a heat source is applied 540.
  • Said heat source 540 has a temperature higher than the temperature of the environment, and preferably body heat so that said element thermoelectric 110 can supply electrical energy to said secondary storage elements 102.
  • thermoelectric watch 100 This supplied energy makes it possible to charge 550 or to recharge 550, depending on the initial conditions in which said thermoelectric watch 100 is located, said secondary storage elements 102.
  • said secondary storage elements 102 supply 560 said thermoelectric watch 100 with said electrical energy so as to move said at least one mobile element 190 or display information on the electro-optical display such as an OLED or LCD display to display the date for example.
  • said electro-optical display such as an OLED or LCD display
  • thermoelectric element 110 supplies said secondary storage elements 102 which in turn supply said thermoelectric watch 100 560.
  • said primary storage elements 101 can start either to be recharged or to supply said thermoelectric watch 100, but the power supply 560 of said thermoelectric watch 100 will be done in a first step with said secondary storage elements 102 and then with said primary storage elements 101.
  • the figure 2 sequentially illustrates the testability method 500 implemented by said processing unit 190.
  • thermoelectric element 110 is interrupted 510, or disconnected, by the user on a voluntary basis, by having the crown 150 in the pulled out position 507 for example, and this n It is only from T 1 that the crown 150 is repositioned against the middle part 508.
  • the application of a heat source 540 to said thermoelectric element 110 at T 2 follows .
  • said secondary storage elements 102 are charged or recharged with energy and when the charge or recharge respectively of said secondary storage elements 102 is sufficient, that is to say when the energy level of the secondary storage elements 102 has reached the high level, for example at T 3 , said thermoelectric watch 100 is powered 560 with said electrical energy from said secondary storage elements 102 so as to move said at least one movable element 190 or display information on an electro-optical display.
  • said primary storage elements 101 begin to charge or recharge.
  • thermoelectric watch 100 will subsequently be supplied mainly by said primary storage elements 101 until they are exhausted, if the user no longer wears said thermoelectric watch 100 for example, or by the absence of a heat source.
  • thermoelectric watch 100 should be removed from his wrist at time T 4 , to test the operation of said thermoelectric element 110, said power supply circuit 510 should be interrupted, time T 5 , in positioning the crown 150 in the pulled-out position 507, which will cause said at least one movable element 190 to stop or the display on the electro-optical element to stop.
  • the energy stored in said secondary storage elements 102 will quickly no longer be sufficient to power said at least one movable element 190 or the display on the electro-optical element, that is to say the energy level secondary storage elements (102) is low, and said primary storage elements 101 will be kept charged, with a slight discharge inherent in lithium batteries for example, because said power supply circuit has been interrupted 510.
  • thermoelectric watch 100 draws its operating energy from said primary storage elements 101 until the electrical energy of said primary storage elements 101 is exhausted.
  • said primary storage elements 101 begin to charge or to recharge.
  • testability method 500 can be implemented in three different cases.
  • the primary storage elements are isolated from the supply circuit, the elements secondary storage discharges and the moving element stops.
  • the crown 150 is pushed back against the middle part, which makes it possible to reconnect the power supply circuit 530, however, the primary storage elements are still isolated from the power supply circuit, the secondary storage elements are still discharged and the moving element is still stopped.
  • a heat source is applied which has the effect of recharging the secondary storage elements but not the storage elements primary, and therefore the primary storage elements are still isolated from the supply circuit, the mobile element is activated and this makes it possible to verify that the thermoelectric element is functional. If the heat source is sufficient to maintain the movement of the movable element and recharge the primary storage elements, the primary storage elements are reconnected to the power circuit.
  • the interruption 510 of the supply circuit of the primary storage elements is also voluntary and therefore the primary storage elements are isolated from the supply circuit, the secondary storage elements are discharged and the element mobile stops.
  • the power supply circuit is reconnected, the secondary storage elements are charged but not the primary storage elements because they are still isolated from the power supply circuit.
  • the mobile element is activated but the primary storage elements are still isolated from the power supply circuit, which makes it possible to test the operation of the thermoelectric element.
  • the primary storage elements are reconnected to the power circuit.
  • the voluntary isolation control of the supply circuit is deactivated, that is to say the crown 150 is against the caseband, the primary storage elements are still isolated from the supply circuit, the primary and secondary storage elements are still unloaded and the moving element is still stopped.
  • the heat source of heat is applied and the secondary storage elements are charged but not the primary storage elements because they are still isolated from the power supply circuit.
  • the mobile element is activated but the primary storage elements are still isolated from the power supply circuit so it is verified that the thermoelectric element is functional. And finally, if the heat source is sufficient to maintain the movement of the movable element and recharge the primary storage elements, the primary storage elements are reconnected to the power circuit.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
EP19220192.9A 2019-12-31 2019-12-31 Testbarkeitsverfahren eines thermoelektrischen elements Withdrawn EP3845977A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP19220192.9A EP3845977A1 (de) 2019-12-31 2019-12-31 Testbarkeitsverfahren eines thermoelektrischen elements
JP2020211012A JP7100690B2 (ja) 2019-12-31 2020-12-21 熱電素子の試験可能性方法
US17/130,825 US12007723B2 (en) 2019-12-31 2020-12-22 Test method of a thermoelectric element
CN202011624637.XA CN113126471B (zh) 2019-12-31 2020-12-31 热电元件的测试方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19220192.9A EP3845977A1 (de) 2019-12-31 2019-12-31 Testbarkeitsverfahren eines thermoelektrischen elements

Publications (1)

Publication Number Publication Date
EP3845977A1 true EP3845977A1 (de) 2021-07-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP19220192.9A Withdrawn EP3845977A1 (de) 2019-12-31 2019-12-31 Testbarkeitsverfahren eines thermoelektrischen elements

Country Status (4)

Country Link
US (1) US12007723B2 (de)
EP (1) EP3845977A1 (de)
JP (1) JP7100690B2 (de)
CN (1) CN113126471B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3611575B1 (de) * 2018-08-14 2024-07-17 Invoxia Computerimplementiertes verfahren und system zur diagnose der mechanischen vorgabe einer mechanischen uhr und mechanische uhr zur durchführung des verfahrens
JP7387701B2 (ja) 2021-12-21 2023-11-28 千住金属工業株式会社 フラックス生成用固形体及びフラックスの生成方法
JP7309841B2 (ja) 2021-12-21 2023-07-18 千住金属工業株式会社 フラックス生成装置及びフラックス生成方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4320477A (en) * 1980-05-16 1982-03-16 Bulova Watch Co., Inc. Energy system for electronic watch
WO1998006013A1 (fr) * 1996-08-01 1998-02-12 Citizen Watch Co., Ltd. Montre electronique

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CH587975A4 (de) * 1975-05-07 1977-05-31
JPH0837323A (ja) * 1994-07-22 1996-02-06 Seiko Instr Inc 熱電素子付電子機器
EP1024415A4 (de) * 1997-10-14 2004-05-06 Seiko Instr Inc Flachen wärmeleiterenthaltende uhr mit thermoelektrischem generator
JP3320028B2 (ja) * 1999-02-05 2002-09-03 セイコーインスツルメンツ株式会社 電子時計
FR2815729B1 (fr) * 2000-10-24 2003-03-28 Isa France Sa Dispositif d'indication de l'etat de piles, destine a equiper une montre
JP2003062253A (ja) * 2001-08-23 2003-03-04 Aruze Corp 遊技機及び遊技機の制御方法
JP3991738B2 (ja) * 2002-03-25 2007-10-17 セイコーエプソン株式会社 時計の検査機能を備えた電子時計及びその検査方法
EP2687921A1 (de) * 2012-07-18 2014-01-22 ETA SA Manufacture Horlogère Suisse Verbessertes Steuerungsverfahren eines elektronischen Geräts
KR101484956B1 (ko) * 2013-04-24 2015-01-22 (주)트리비스 열전소자의 시험장치 및 그 시험방법
CN104635168B (zh) * 2015-02-27 2017-09-29 北京精密机电控制设备研究所 一种检测高压热电池可承受反灌能量的装置
KR102401578B1 (ko) * 2015-09-03 2022-05-24 삼성전자주식회사 보조 전원 검사 방법 및 이를 적용한 전자 장치
CN108400624A (zh) * 2017-10-30 2018-08-14 蔚来汽车有限公司 锂电池充放电测试方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4320477A (en) * 1980-05-16 1982-03-16 Bulova Watch Co., Inc. Energy system for electronic watch
WO1998006013A1 (fr) * 1996-08-01 1998-02-12 Citizen Watch Co., Ltd. Montre electronique
US6061304A (en) * 1996-08-01 2000-05-09 Citizen Watch Co., Ltd. Electronic watch

Also Published As

Publication number Publication date
CN113126471A (zh) 2021-07-16
US12007723B2 (en) 2024-06-11
CN113126471B (zh) 2023-09-29
JP2021110736A (ja) 2021-08-02
JP7100690B2 (ja) 2022-07-13
US20210200157A1 (en) 2021-07-01

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