CN114221423A - Thermoelectric energy acquisition system for ocean optical fiber sensing network - Google Patents
Thermoelectric energy acquisition system for ocean optical fiber sensing network Download PDFInfo
- Publication number
- CN114221423A CN114221423A CN202111525990.7A CN202111525990A CN114221423A CN 114221423 A CN114221423 A CN 114221423A CN 202111525990 A CN202111525990 A CN 202111525990A CN 114221423 A CN114221423 A CN 114221423A
- Authority
- CN
- China
- Prior art keywords
- pin
- resistor
- chip
- capacitor
- energy
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- 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
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Optical Communication System (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides a thermoelectric energy acquisition system for an ocean optical fiber sensing network, which is characterized in that a TEG thermoelectric module is arranged in a chassis or a component with large temperature difference of the device, so that the temperature difference between the inside and the outside of the device is converted into a power supply through the TEG thermoelectric module, and a high-efficiency energy collection circuit and a voltage boosting and reducing module are utilized to convert the temperature difference into the power supply suitable for the optical fiber wireless sensing network and then supply power to related components, thereby realizing the functions of acquiring and utilizing the heat energy emitted by the optical fiber wireless sensing network during working and improving the cruising ability of equipment. The invention is applied to the field of ocean optical fiber sensing detection, effectively improves the cruising ability of the instrument, improves the energy utilization efficiency, and effectively solves the problem of observation interruption caused by frequent battery replacement. The invention utilizes the huge temperature difference between the inside and the outside of the ocean bottom seismograph to supply power for supplement, thereby not only effectively utilizing the huge temperature difference between the inside and the outside of the device, but also improving the endurance capacity of the device, and being particularly suitable for being used under the ocean bottom condition.
Description
Technical Field
The invention belongs to the technical field of thermoelectric energy collection, and particularly relates to a thermoelectric energy collection system for an ocean optical fiber sensing network.
Background
In recent years, research on the development of marine resources and the exploration of marine environments has been intensified in countries around the world. In the researches of the years, the introduction of the optical fiber sensing technology successfully solves the problems of the service life of the sensor, the environmental noise interference and the like in the submarine earthquake detection, but the limited capacity of the battery is still an important factor influencing the service life of the submarine earthquake detection node instrument.
The energy collection technology can utilize energy generated in the environment, and can increase the cruising ability of the optical fiber sensor network when detecting the submarine earthquake. In the submarine earthquake node instrument based on the optical fiber sensing network, a laser of the node instrument can generate a large amount of heat, the whole device is in a low-temperature deep sea environment, the heat can be effectively utilized due to the large temperature difference existing between the equipment and the environment, the heat energy is converted into electric energy to supply power to the node instrument, and the detection time of the equipment can be greatly prolonged. Although many wireless sensing systems equipped with thermal energy collecting devices are proposed and even applied to practical engineering, these almost all are electrical sensing networks, and have the problem that they cannot stably and reliably detect in a severe environment, and the energy collecting problem of the optical fiber wireless sensing network is rarely researched, especially in a severe deep sea environment. Therefore, a thermoelectric energy collection technology capable of collecting and utilizing energy in the optical fiber wireless sensing network is urgently needed in the field of marine environment detection equipment.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the thermoelectric energy acquisition system for the ocean optical fiber sensing network is used for acquiring and utilizing heat energy emitted by the optical fiber wireless sensing network during working, and the cruising ability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a thermoelectric energy acquisition system for an ocean optical fiber sensing network comprises a TEG thermoelectric module, a boosting storage module and a voltage stabilization output module; the TEG thermoelectric module is arranged in the ocean bottom seismograph and used for collecting thermoelectric energy; the energy output end of the TEG thermoelectric module is connected with the power input end of the boost storage module and used for transmitting the collected thermoelectric energy to the boost storage module; the TEG thermoelectric module comprises an N-type doped semiconductor chip, a P-type doped semiconductor chip, a metal sheet, a first heat-conducting ceramic plate and a second heat-conducting ceramic plate; the surfaces of the first heat-conducting ceramic plate and the second heat-conducting ceramic plate are respectively metalized, the N-type doped semiconductor chip, the metal sheet and the P-type doped semiconductor chip are sequentially clamped between the first heat-conducting ceramic plate and the second heat-conducting ceramic plate, the N-type doped semiconductor chip and the P-type doped semiconductor chip are connected in series through the metal sheet, and the outer sides of the first heat-conducting ceramic plate and the second heat-conducting ceramic plate are respectively led out through leads for outputting electric energy; the power output end of the boosting storage module is connected with the power input end of the voltage-stabilizing output module, and the boosting storage module is used for boosting, storing and transmitting the ultralow-voltage and low-power electric energy to the voltage-stabilizing output module; the power output end of the voltage-stabilizing output module is connected with the power input end of the equipment to be charged, and the voltage-stabilizing output module is used for stably transmitting electric energy to the equipment to be charged.
According to the scheme, the semiconductor material adopted by the N-type doped semiconductor chip and the P-type doped semiconductor chip is bismuth telluride Bi2Te 3.
According to the scheme, the metal sheet is a copper sheet.
According to the scheme, the boost storage module comprises an energy acquisition chip, a first capacitor C1, a second capacitor CSC, a third capacitor CHVR, a fourth capacitor CREF, a fifth capacitor CBYP, a sixth capacitor CSTOR, a first inductor LBST, a first resistor ROK1, a second resistor ROK2, a third resistor ROK3, a fourth resistor ROC1, a fifth resistor ROC2, a sixth resistor ROV1, a seventh resistor ROV2, an eighth resistor RUV1 and a ninth resistor RUV 2; a VSTOR pin of the energy acquisition chip is grounded through a fifth capacitor CBYP connected in series, and a sixth capacitor CSTOR is connected in parallel at two ends of the fifth capacitor CBYP; one end of the first inductor LBST is connected with an LBST pin of the energy acquisition chip, the other end of the first inductor LBST is respectively connected with an energy output end of the TEG thermoelectric module and one end of the third capacitor CHVR, and the other end of the third capacitor CHVR is grounded; the fifth resistor ROC2 is connected in parallel between the VIN-DC pin and the VOC-SAMP pin of the energy acquisition chip, and the VIN-DC pin of the energy acquisition chip is connected with the energy output end of the TEG thermoelectric module; one end of a fourth resistor ROC1 is connected with a VOC-SAMP pin of the energy acquisition chip, and the other end of the fourth resistor ROC1 is grounded; one end of the fourth capacitor CREF is connected with a VREF-SAMP pin of the energy acquisition chip, and the other end of the fourth capacitor CREF is grounded; the VSS pin of the energy acquisition chip is grounded; the seventh resistor ROV2 is connected in parallel between the VBAT-OV pin and the VRDIV pin of the energy acquisition chip; one end of the sixth resistor ROV1 is connected with a VBAT-OV pin of the energy acquisition chip, and the other end of the sixth resistor ROV1 is grounded; the ninth resistor RUV2 is connected in parallel between the VBAT-UV pin and the VRDIV pin of the energy acquisition chip; one end of the eighth resistor RUV1 is connected with a VBAT-UV pin of the energy acquisition chip, and the other end of the eighth resistor RUV1 is grounded; the first resistor ROK1 is connected in parallel between the AVSS pin and the OK-PROG pin of the energy acquisition chip, and the AVSS pin and the VSS pin of the energy acquisition chip are respectively grounded; the second resistor ROK2 is connected in parallel between the OK-HYST pin and the OK-PROG pin of the energy acquisition chip; the third resistor ROK3 is connected in parallel between the VRDIV pin and the OK-HYST pin of the energy acquisition chip; one end of the first capacitor C1 is connected with a YBAT pin of the energy acquisition chip, and the other end is grounded; the positive pole of the second capacitor CSC is connected with the YBAT pin of the energy acquisition chip, and the negative pole is grounded.
According to the scheme, the boosting storage module comprises an energy acquisition chip and a storage element; the starting voltage of the energy acquisition chip is lower than 300mV and is used for continuously collecting a low-voltage input power supply of more than or equal to 130 mV; the storage element is a super capacitor.
According to the scheme, the voltage stabilization output module comprises a voltage stabilization chip, a second inductor L1 and a seventh capacitor C2; the VIN pin of the voltage stabilizing chip is respectively connected with the EN pin of the voltage stabilizing chip and the YBAT pin of the energy acquisition chip; the FB pin of the voltage stabilizing chip is respectively connected with the VOUT pin of the voltage stabilizing chip and the power supply input end of the equipment to be charged; one end of the seventh capacitor C2 is connected with the VOUT pin of the voltage stabilizing chip, and the other end of the seventh capacitor C2 is grounded; the second inductor L1 is connected in parallel between the EN pin and the L pin of the voltage stabilizing chip; and the GND pin of the voltage stabilization chip is grounded.
Further, the voltage stabilizing chip is used for inputting 0.7V-5.5V voltage and stably outputting 3.0V-3.5V voltage.
According to the scheme, the device to be charged comprises a rechargeable battery module, a demodulator and a controller.
The invention has the beneficial effects that:
1. according to the thermoelectric energy acquisition system for the ocean optical fiber sensing network, the TEG thermoelectric module is arranged in the chassis or the part with large temperature difference, so that the temperature difference between the inside and the outside of the device is converted into a power supply through the TEG thermoelectric module, and the related parts are supplied with power after the temperature difference is converted into the power supply suitable for the optical fiber wireless sensing network by using the efficient energy collection circuit and the voltage boosting and reducing module, so that the functions of acquiring and utilizing the heat energy emitted by the optical fiber wireless sensing network during working and improving the cruising ability of equipment are realized.
2. The invention is applied to the field of ocean optical fiber sensing detection, effectively improves the cruising ability of the instrument, improves the energy utilization efficiency, and effectively solves the problem of observation interruption caused by frequent battery replacement.
3. The invention utilizes the huge temperature difference between the inside and the outside of the ocean bottom seismograph to supply power for supplement, thereby not only effectively utilizing the huge temperature difference between the inside and the outside of the device, but also improving the endurance capacity of the device, and being particularly suitable for being used under the ocean bottom condition.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention.
Fig. 2 is a circuit diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, an embodiment of the present invention includes a TEG thermoelectric module for performing thermoelectric energy harvesting, a boost storage module for using ultra-low voltage, low power electric energy, and a regulated output module for stably outputting electric energy. The TEG thermoelectric module is arranged in the ocean bottom seismograph with higher temperature and larger temperature difference; the TEG thermoelectric module is connected with the power input end of the boosting storage module, the power output end of the boosting storage module is connected with the power input end of the voltage-stabilizing output module, and the power output end of the voltage-stabilizing output module is connected with the equipment to be charged. The device to be charged comprises a rechargeable battery module, a demodulator and a controller.
The TEG thermoelectric module adopts a thermoelectric material based on bismuth telluride, and consists of the thermoelectric material, a copper sheet, a metallized ceramic sheet and a lead. The TEG thermoelectric module is constituted by an N-type doped semiconductor chip and a P-type doped semiconductor chip electrically connected in series and sandwiched between two thermally conductive ceramic plates, and the semiconductor material of the TEG thermoelectric module 1 employed in this example is Bi2Te 3.
The boost storage module comprises an energy acquisition chip, a capacitor C1, a capacitor CSC, a capacitor CHVR, a capacitor CREF, a capacitor CBYP, a capacitor CSTOR, an inductor LBST, a resistor ROK1, a resistor ROK2, a resistor ROK3, a resistor ROC1, a resistor ROC2, a resistor ROV1, a resistor ROV2, a resistor RUV1 and a resistor RUV 2. The VSTOR pin of the electric energy acquisition chip is connected with the two capacitors CBYP and CSTOR which are connected in parallel and then is connected with the grounding end; the LBST pin of the electric energy acquisition chip is electrically connected with the voltage output port of the thermoelectric module TEG after being connected with the inductor LBST, and meanwhile, the voltage output port of the thermoelectric module TEG is connected with the grounding end after being connected with the capacitor CHVR; the VIN-DC pin and the VOC-SAMP pin of the electric energy acquisition chip are connected with two ends of a resistor ROC2 and then are connected with a thermoelectric module TEG; the resistor ROC1 is connected with the resistor ROC2 in series and then is connected with the grounding end; a VREF-SAMP pin of the electric energy acquisition chip is connected with a capacitor CREF and then grounded; a VSS pin of the electric energy acquisition chip is grounded; a VBAT-OV pin and a VRDIV pin of the electric energy acquisition chip are connected to two ends of the resistor ROV 2; the resistor ROV2 is connected with the resistor ROV1 in series and then is connected with the ground terminal; VBAT-UV and VRDIV pins of the electric energy acquisition chip are connected to two ends of the resistor RUV 2; the resistor RUV2 is connected with the resistor RUV1 in series and then is connected with the ground terminal; an AVSS pin and an OK-PROG pin of the electric energy acquisition chip are connected to two ends of a resistor ROK 1; an OK-HYST pin and an OK-PROG pin of the electric energy acquisition chip are connected to two ends of a resistor ROK 2; the VRDIV pin and the OK-HYST pin of the electric energy acquisition chip are connected to two ends of a resistor ROK 3; the resistor ROK1, the resistor ROK2 and the resistor ROK3 are connected in series and then connected with the ground terminal; an AVSS pin of the electric energy acquisition chip is connected with a grounding terminal; the YBAT pin of the electric energy acquisition chip is connected with the capacitor CSC and the capacitor C1.
The boosting storage module adopts an electric energy acquisition chip, is started by voltage as low as 300mV, and continuously collects energy of a low-voltage input source as low as 130 mV. The storage element is a super capacitor.
The voltage stabilization output module comprises a voltage stabilization chip, an inductor L1 and a capacitor C2. A VIN pin of the voltage stabilizing chip is connected with a capacitor C1 and is connected with the output end of the boosting storage module; the FB pin of the voltage stabilizing chip is connected with the VOUT pin, connected with the capacitor C2, then connected with the ground terminal, and simultaneously connected with the external equipment WSN; and an EN pin of the voltage stabilizing chip is connected with an inductor L1 and then is connected with an L pin and is connected with the output end of the boosting storage module.
The voltage-stabilizing output module is connected with a battery device of the ocean bottom seismograph.
The voltage stabilizing output module adopts a voltage stabilizing chip to stabilize the voltage of 0.7V-5.5V to 3.0V-3.5V for output, and meets the power supply requirement of the optical fiber wireless sensing network module.
The above embodiments are only used for illustrating the design idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention accordingly, and the protection scope of the present invention is not limited to the above embodiments. Therefore, all equivalent changes and modifications made in accordance with the principles and concepts disclosed herein are intended to be included within the scope of the present invention.
Claims (8)
1. A thermoelectric energy collection system for an ocean optical fiber sensing network is characterized in that: the device comprises a TEG thermoelectric module, a boosting storage module and a voltage stabilizing output module;
the TEG thermoelectric module is arranged in the ocean bottom seismograph and used for collecting thermoelectric energy; the energy output end of the TEG thermoelectric module is connected with the power input end of the boost storage module and used for transmitting the collected thermoelectric energy to the boost storage module;
the TEG thermoelectric module comprises an N-type doped semiconductor chip, a P-type doped semiconductor chip, a metal sheet, a first heat-conducting ceramic plate and a second heat-conducting ceramic plate; the surfaces of the first heat-conducting ceramic plate and the second heat-conducting ceramic plate are respectively metalized, the N-type doped semiconductor chip, the metal sheet and the P-type doped semiconductor chip are sequentially clamped between the first heat-conducting ceramic plate and the second heat-conducting ceramic plate, the N-type doped semiconductor chip and the P-type doped semiconductor chip are connected in series through the metal sheet, and the outer sides of the first heat-conducting ceramic plate and the second heat-conducting ceramic plate are respectively led out through leads for outputting electric energy;
the power output end of the boosting storage module is connected with the power input end of the voltage-stabilizing output module, and the boosting storage module is used for boosting, storing and transmitting the ultralow-voltage and low-power electric energy to the voltage-stabilizing output module;
the power output end of the voltage-stabilizing output module is connected with the power input end of the equipment to be charged, and the voltage-stabilizing output module is used for stably transmitting electric energy to the equipment to be charged.
2. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein: the semiconductor material adopted by the N-type doped semiconductor chip and the P-type doped semiconductor chip is bismuth telluride Bi2Te 3.
3. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein: the metal sheet is a copper sheet.
4. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein:
the boost storage module comprises an energy acquisition chip, a first capacitor C1, a second capacitor CSC, a third capacitor CHVR, a fourth capacitor CREF, a fifth capacitor CBYP, a sixth capacitor CSTOR, a first inductor LBST, a first resistor ROK1, a second resistor ROK2, a third resistor ROK3, a fourth resistor ROC1, a fifth resistor ROC2, a sixth resistor ROV1, a seventh resistor ROV2, an eighth resistor RUV1 and a ninth resistor RUV 2;
a VSTOR pin of the energy acquisition chip is grounded through a fifth capacitor CBYP connected in series, and a sixth capacitor CSTOR is connected in parallel at two ends of the fifth capacitor CBYP;
one end of the first inductor LBST is connected with an LBST pin of the energy acquisition chip, the other end of the first inductor LBST is respectively connected with an energy output end of the TEG thermoelectric module and one end of the third capacitor CHVR, and the other end of the third capacitor CHVR is grounded;
the fifth resistor ROC2 is connected in parallel between the VIN-DC pin and the VOC-SAMP pin of the energy acquisition chip, and the VIN-DC pin of the energy acquisition chip is connected with the energy output end of the TEG thermoelectric module;
one end of a fourth resistor ROC1 is connected with a VOC-SAMP pin of the energy acquisition chip, and the other end of the fourth resistor ROC1 is grounded;
one end of the fourth capacitor CREF is connected with a VREF-SAMP pin of the energy acquisition chip, and the other end of the fourth capacitor CREF is grounded; the VSS pin of the energy acquisition chip is grounded;
the seventh resistor ROV2 is connected in parallel between the VBAT-OV pin and the VRDIV pin of the energy acquisition chip;
one end of the sixth resistor ROV1 is connected with a VBAT-OV pin of the energy acquisition chip, and the other end of the sixth resistor ROV1 is grounded;
the ninth resistor RUV2 is connected in parallel between the VBAT-UV pin and the VRDIV pin of the energy acquisition chip;
one end of the eighth resistor RUV1 is connected with a VBAT-UV pin of the energy acquisition chip, and the other end of the eighth resistor RUV1 is grounded;
the first resistor ROK1 is connected in parallel between the AVSS pin and the OK-PROG pin of the energy acquisition chip, and the AVSS pin and the VSS pin of the energy acquisition chip are respectively grounded;
the second resistor ROK2 is connected in parallel between the OK-HYST pin and the OK-PROG pin of the energy acquisition chip;
the third resistor ROK3 is connected in parallel between the VRDIV pin and the OK-HYST pin of the energy acquisition chip;
one end of the first capacitor C1 is connected with a YBAT pin of the energy acquisition chip, and the other end is grounded;
the positive pole of the second capacitor CSC is connected with the YBAT pin of the energy acquisition chip, and the negative pole is grounded.
5. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein: the boosting storage module comprises an energy acquisition chip and a storage element; the starting voltage of the energy acquisition chip is lower than 300mV and is used for continuously collecting a low-voltage input power supply of more than or equal to 130 mV; the storage element is a super capacitor.
6. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein:
the voltage stabilizing output module comprises a voltage stabilizing chip, a second inductor L1 and a seventh capacitor C2;
the VIN pin of the voltage stabilizing chip is respectively connected with the EN pin of the voltage stabilizing chip and the YBAT pin of the energy acquisition chip;
the FB pin of the voltage stabilizing chip is respectively connected with the VOUT pin of the voltage stabilizing chip and the power supply input end of the equipment to be charged;
one end of the seventh capacitor C2 is connected with the VOUT pin of the voltage stabilizing chip, and the other end of the seventh capacitor C2 is grounded;
the second inductor L1 is connected in parallel between the EN pin and the L pin of the voltage stabilizing chip;
and the GND pin of the voltage stabilization chip is grounded.
7. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 6, wherein: the voltage stabilizing chip is used for inputting 0.7V-5.5V voltage and stably outputting 3.0V-3.5V voltage.
8. The thermoelectric energy collection system for the marine optical fiber sensing network according to claim 1, wherein: the device to be charged comprises a rechargeable battery module, a demodulator and a controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525990.7A CN114221423B (en) | 2021-12-14 | 2021-12-14 | Thermoelectric energy collection system for ocean optical fiber sensing network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525990.7A CN114221423B (en) | 2021-12-14 | 2021-12-14 | Thermoelectric energy collection system for ocean optical fiber sensing network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114221423A true CN114221423A (en) | 2022-03-22 |
| CN114221423B CN114221423B (en) | 2023-04-28 |
Family
ID=80701729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111525990.7A Active CN114221423B (en) | 2021-12-14 | 2021-12-14 | Thermoelectric energy collection system for ocean optical fiber sensing network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114221423B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596293A (en) * | 2013-10-28 | 2014-02-19 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
| CN204461635U (en) * | 2015-03-11 | 2015-07-08 | 河南师范大学 | Based on solar powered high voltage bus wireless temperature monitoring device |
| WO2015164903A1 (en) * | 2014-04-30 | 2015-11-05 | Salevo Pty Ltd | A means for harvesting energy from heat |
| US20200321862A1 (en) * | 2019-04-05 | 2020-10-08 | Oregon State University | Integrated circuit for low-voltage thermoelectric energy harvesting with self-start |
| CN112461291A (en) * | 2020-11-11 | 2021-03-09 | 大连海事大学 | Modularization concatenation formula is from energy supply device and marine biosensor system |
| CN113224979A (en) * | 2021-06-16 | 2021-08-06 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Geothermal/seawater semiconductor temperature difference power generation system and method |
-
2021
- 2021-12-14 CN CN202111525990.7A patent/CN114221423B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103596293A (en) * | 2013-10-28 | 2014-02-19 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
| WO2015164903A1 (en) * | 2014-04-30 | 2015-11-05 | Salevo Pty Ltd | A means for harvesting energy from heat |
| CN204461635U (en) * | 2015-03-11 | 2015-07-08 | 河南师范大学 | Based on solar powered high voltage bus wireless temperature monitoring device |
| US20200321862A1 (en) * | 2019-04-05 | 2020-10-08 | Oregon State University | Integrated circuit for low-voltage thermoelectric energy harvesting with self-start |
| CN112461291A (en) * | 2020-11-11 | 2021-03-09 | 大连海事大学 | Modularization concatenation formula is from energy supply device and marine biosensor system |
| CN113224979A (en) * | 2021-06-16 | 2021-08-06 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Geothermal/seawater semiconductor temperature difference power generation system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114221423B (en) | 2023-04-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Xie et al. | Hybrid triboelectric nanogenerators: from energy complementation to integration | |
| CN205070573U (en) | Wireless sensor and supply circuit thereof | |
| CN102680125B (en) | Wireless temperature sensor | |
| Yu et al. | Indoor light energy harvesting system for energy-aware wireless sensor node | |
| Pop-Vadean et al. | Harvesting energy an sustainable power source, replace batteries for powering WSN and devices on the IoT | |
| CN103308096A (en) | Sensor system for health monitoring of civil engineering structure | |
| CN202872445U (en) | Solar-energy power supply device for active label | |
| Ferri et al. | Integrated micro-solar cell structures for harvesting supplied microsystems in 0.35-µm CMOS technology | |
| CN114221423B (en) | Thermoelectric energy collection system for ocean optical fiber sensing network | |
| CN207184418U (en) | A kind of photovoltaic array conflux box of LoRA spread spectrum communications | |
| CN112461291A (en) | Modularization concatenation formula is from energy supply device and marine biosensor system | |
| CN201550051U (en) | Sensor power-supply apparatus based on solar energy | |
| CN104396137A (en) | Vibration-based power generation device | |
| CN108270469A (en) | The electronic device of near field wireless telecommunications and its self checking method of oscillating circuit can be achieved | |
| CN218243083U (en) | Milliwatt-level energy collection power supply module | |
| Fukushima et al. | Environmentally friendly electrolyte type electric double layer supercapacitor for wireless sensor network system | |
| Asenov et al. | Power Profile Simulation and Optimization of Battery-Less LoRaWAN Sensor Node | |
| CN216751990U (en) | Zigbee communication system integrated with organic photovoltaic cell | |
| CN112436582B (en) | Chain type composite self-energy supply device and marine organism sensing system | |
| CN213547410U (en) | Portable and foldable solar power generation device with electricity storage function | |
| Othman et al. | Multi-input Energy Harvesting System with Battery Management Support for WSN Applications | |
| CN203377648U (en) | Improved circuit sharing contact in triggering and charging | |
| CN209675991U (en) | A kind of battery control circuit | |
| CN113489374A (en) | Lead vibration sensor and multi-source micro-energy power supply device thereof | |
| CN105158700A (en) | Microbial fuel cell and multi-functional micro-electronic data acquisition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |