CN109362627A - Large-scale tank temperature control system and method for parent population oviposition - Google Patents

Large-scale tank temperature control system and method for parent population oviposition Download PDF

Info

Publication number
CN109362627A
CN109362627A CN201811080541.4A CN201811080541A CN109362627A CN 109362627 A CN109362627 A CN 109362627A CN 201811080541 A CN201811080541 A CN 201811080541A CN 109362627 A CN109362627 A CN 109362627A
Authority
CN
China
Prior art keywords
temperature
parent population
temperature control
water
population oviposition
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
Application number
CN201811080541.4A
Other languages
Chinese (zh)
Other versions
CN109362627B (en
Inventor
陈求稳
林育青
莫康乐
王骏
胡柳明
唐磊
高勇
姜伟
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.)
Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
Original Assignee
Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
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 Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources filed Critical Nanjing Hydraulic Research Institute of National Energy Administration Ministry of Transport Ministry of Water Resources
Priority to CN201811080541.4A priority Critical patent/CN109362627B/en
Publication of CN109362627A publication Critical patent/CN109362627A/en
Application granted granted Critical
Publication of CN109362627B publication Critical patent/CN109362627B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/003Aquaria; Terraria
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/06Arrangements for heating or lighting in, or attached to, receptacles for live fish
    • A01K63/065Heating or cooling devices
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/20Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses a kind of large-scale tank temperature control systems and method for parent population oviposition, wherein, system includes large-scale parent population oviposition sink, cooling-water machine, heating device, temperature measurement device and temperature control center, the cooling-water machine and heating device are laid in the area of slack water of experimental trough, the temperature measurement device is laid in the parent population oviposition area in experimental trough, the cooling-water machine, heating device and temperature measurement device are separately connected the temperature control center, the temperature control center is when the water temperature that temperature measurement device measurement obtains is lower than parent population oviposition preference temperature, open heating device, when water temperature is higher than parent population oviposition preference temperature, open cooling-water machine.Accurately parent population oviposition water temperature control in large-scale tank may be implemented in the present invention.

Description

Large-scale tank temperature control system and method for parent population oviposition
Technical field
The present invention relates to temperature control technologies more particularly to a kind of for the large-scale tank temperature control system of parent population oviposition and side Method.
Background technique
The Water Factors such as temperature, flow velocity have a significant impact the movement and breeding of fish.It is carried out in large-scale tank When Ecological waterscape is tested, flow velocity hydrodynamic force pump can reach preferable control effect, and the variation of temperature then vulnerable to environment and The influence of human interference is difficult to control.Fish simulating lab test is higher to temperature control requirement, not only needs strict control temperature Variation range is spent, and needs to control rate temperature change.
Application No. is 201110350172.8 application documents to disclose a kind of temperature control equipment of loop experimental fluid, should Several heating elements are equipped in annular water tank, for increasing the temperature of loop experimental fluid, but in the higher situation of environment temperature It cannot achieve cooling control;The flowing water that the application documents of application number 201020136105.7 disclose a kind of fish laboratory experiment is real Experiment device, the device assume that flow rate of water flow is substantially uniform, reflect that flow velocity and motor are adjusted between frequency by current meter Relationship, to obtain specific water temperature and flow velocity, for investigating physiology and behavior of the fish individual under different water temperatures and flow velocity On response mechanism.The device is primarily adapted for use in water storage (hydrostatic) Experimental Establishment, and the complex environment of large-scale flowing sink is reached Less than good regulating effect.
With the development of Ecological waterscape subject, the protection of fish and its habitat is increasingly by the attention of scientific research personnel. The freely regulated large-scale tank of flow velocity more can approach natural environment state, while meeting diversified test needs, to fish Therefore the simulation in habitat has great importance, the free controllable large-scale tank environment controlling technique of research and development just seems especially heavy It wants.
Summary of the invention
Goal of the invention: in view of the problems of the existing technology the present invention, provides a kind of large size for parent population oviposition Sink temperature control system and method.
Technical solution: the large-scale tank temperature control system of the present invention for parent population oviposition includes: large-scale parent population Oviposition sink, cooling-water machine, heating device, temperature measurement device and temperature control center, the cooling-water machine and heating device are laid In the area of slack water of experimental trough, the temperature measurement device is laid in the parent population oviposition area in experimental trough, the cold water Machine, heating device and temperature measurement device are separately connected the temperature control center, and the temperature control center is measured in temperature measurement device When obtained water temperature is lower than parent population oviposition preference temperature, heating device is opened, being higher than parent population oviposition in water temperature is suitable for When temperature, cooling-water machine is opened.
Further, the system also includes tilt and ambient temperature measuring device, the tilt is built in experimental trough Top, the ambient temperature measuring device are laid in the surrounding enviroment of experimental trough, the tilt and ambient temperature measurement dress The temperature control center that is separately connected is set, the temperature control center obtains the ambient temperature measuring device after opening heating device Obtained environment temperature is measured, if environment temperature is lower than parent population oviposition preference temperature, covering experimental trough using tilt is prevented Tilt is opened if environment temperature is higher than parent population oviposition preference temperature and absorbs amount of heat by heat losses, is also opening cold water After machine, environment temperature is obtained, if environment temperature opens tilt and distribute heat, if environment temperature lower than parent population oviposition preference temperature Degree is higher than parent population oviposition preference temperature, then tilt is covered experimental trough prevents from absorbing amount of heat.
Further, the time t run after cooling-water machine or heating device is opened at the temperature control center are as follows:
T4.2 × 10 t=V △6/P
In formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water body The absolute difference of temperature and parent population oviposition preference temperature.
Large-scale tank temperature control method of the present invention for parent population oviposition includes:
(1) sink temperature control system is built, is specifically included: cooling-water machine and heating device are laid in the unhurried current of experimental trough Temperature measurement device is laid in the parent population oviposition area in experimental trough, temperature control center is separately connected the cold water by area Machine, heating device and temperature measurement device;
(2) water temperature that the measurement of temperature measurement device obtains is read at temperature control center;
(3) when the water temperature is lower than preset parent population oviposition preference temperature, heating device is opened at temperature control center;
(4) when the water temperature is higher than preset parent population oviposition preference temperature, cooling-water machine is opened at temperature control center.
Further, the step of building sink temperature control system described in step (1) further include: build tilt in experiment water Above slot, ambient temperature measuring device is laid in the surrounding enviroment of experimental trough, by the tilt and ambient temperature measurement Device is separately connected the temperature control center;
After step (3) further include: temperature control center obtains the environment temperature that the ambient temperature measuring device measurement obtains, If environment temperature is lower than parent population oviposition preference temperature, covering experimental trough using tilt prevents heat losses, if environment temperature Higher than parent population oviposition preference temperature, then tilt is opened and absorb amount of heat;
After step (4) further include: temperature control center obtains the environment temperature that the ambient temperature measuring device measurement obtains, If environment temperature opens tilt and distribute heat lower than parent population oviposition preference temperature, if environment temperature is higher than parent population, oviposition is suitable for Temperature, then tilt is covered experimental trough prevents from absorbing amount of heat.
Further, the time t run after cooling-water machine or heating device is opened at the temperature control center are as follows:
T4.2 × 10 t=V △6/P
In formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water body The absolute difference of temperature and parent population oviposition preference temperature.
The utility model has the advantages that compared with prior art, the present invention its remarkable advantage is: accurately large-scale water may be implemented in the present invention The control of bath temperature degree, so that allow parent population oviposition sink to be always held at preference temperature, and easy to operate, it is low in cost;It is large-scale Water body in sink can be heated, can be cooled down, and can quickly adjust to be adjusted at a slow speed, and conversion is in Ecological waterscape research freely Fish ecological environment analog study provide freely controllable experimental situation.
Detailed description of the invention
Fig. 1 is the connection schematic diagram of the large-scale tank temperature control system of parent population oviposition provided by the invention;
Fig. 2 is the structural schematic diagram of large-scale parent population oviposition sink of the invention;
Water temperature variation schematic diagram when Fig. 3 is using the present invention and not using the present invention.
Specific embodiment
Embodiment 1
A kind of large-scale tank temperature control system for parent population oviposition is present embodiments provided, as shown in Figure 1, including big In type parent population oviposition sink, cooling-water machine, heating device, temperature measurement device, tilt, ambient temperature measuring device and temperature control The heart, experimental trough global shape are ellipse, as shown in Fig. 2, range is 70m-110m, cooling-water machine and heating device are laid in reality Area of slack water C, C ' of sink are tested, the temperature measurement device is specially temperature sensor, and the parent population being laid in experimental trough produces Ovum test block B, B ', specifically, A, A ' are recirculating zone;B, B ' is test block;C, C ', D, D ' are area of slack water.The tilt is built Above experimental trough, the ambient temperature measuring device is specially temperature sensor, is laid in the surrounding enviroment of experimental trough In, the cooling-water machine, heating device, temperature measurement device, tilt, ambient temperature measuring device are separately connected in the temperature control The heart, the temperature control center are located near sink, are suitable for lower than parent population oviposition in the water temperature that temperature measurement device measurement obtains When temperature, heating device is opened, and obtain the environment temperature that the ambient temperature measuring device measurement obtains, if environment temperature is low In parent population oviposition preference temperature, then covering experimental trough using tilt prevents heat losses, if environment temperature is laid eggs higher than parent population Tilt is then opened and absorbs amount of heat by preference temperature;When water temperature is higher than parent population oviposition preference temperature, cold water is opened Machine, and environment temperature is obtained, if environment temperature opens tilt and distributes heat, if environment temperature lower than parent population oviposition preference temperature Degree is higher than parent population oviposition preference temperature, then tilt is covered experimental trough prevents from absorbing amount of heat.
Where it is assumed that water temperature variation, in △ T, the heat of changes in demand is △ Q, cooling equipment or heating equipment have Effect working efficiency is P, then △ Q=cm △ T=Pt, therefore, is run after the temperature control center unlatching cooling-water machine or heating device Time t are as follows:
T4.2 × 10 t=V △6/P
In formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water body The absolute difference of temperature and parent population oviposition preference temperature.
Embodiment 2
Present embodiments provide a kind of large-scale tank temperature control method for parent population oviposition, comprising:
(1) sink temperature control system is built, is specifically included: cooling-water machine and heating device are laid in the unhurried current of experimental trough Temperature measurement device is laid in the parent population oviposition area in experimental trough, tilt is built above experimental trough by area, will Ambient temperature measuring device is laid in the surrounding enviroment of experimental trough, and temperature control center is separately connected the cooling-water machine, heating Device, temperature measurement device, tilt and ambient temperature measuring device;
(2) water temperature that the measurement of temperature measurement device obtains is read at temperature control center;
(3) when the water temperature is lower than preset parent population oviposition preference temperature, heating device is opened at temperature control center, and The environment temperature that the ambient temperature measuring device measurement obtains is obtained, if environment temperature is lower than parent population oviposition preference temperature, Covering experimental trough using tilt prevents heat losses, if environment temperature is higher than parent population oviposition preference temperature, tilt is opened Absorb amount of heat;
(4) when the water temperature is higher than preset parent population oviposition preference temperature, cooling-water machine, temperature control are opened in temperature control center Center obtains the environment temperature that the ambient temperature measuring device measurement obtains, if environment temperature is suitable for temperature lower than parent population oviposition Degree, then open tilt and distribute heat, if environment temperature is higher than parent population oviposition preference temperature, tilt, which is covered experimental trough, to be prevented Absorb amount of heat.
Wherein, the time t run after cooling-water machine or heating device is opened at the temperature control center are as follows: and t=V △ T4.2 × 106/ P, in formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water body temperature The absolute difference of degree and parent population oviposition preference temperature.
Experimental verification
Select Nanjing Hydraulic Research Institute when applying Experimental Base, for experimental trough global shape to be oval, sink is round Segment outer radius is 18m, the long 15m in straight way part, sink outer perimeter 87.33m, interior perimeter 81.90m, width 0.74m, height 1.70m.Transverse vertex has nearby carried out widening intensification processing, convenient for the placement and use of impeller.Experimental period is On June 6th, 2017, running equipment made tank water temperature reduction under natural environment to June 28.As shown in figure 3, in natural ring Water temperature natural trend 9 days (experiment serial number 1~9) is monitored under border, implement after this temperature control method experimental trough monitoring temperature from 10th day beginning value was by the 23rd day, totally 14 days (experiment serial number 10~23).Find out from the following figure, after the present invention is implemented, sink temperature Degree fluctuation situation be improved significantly, meet parent population and lay eggs demand to water temperature.
Above disclosed is only a preferred embodiment of the present invention, and the right model of the present invention cannot be limited with this It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.

Claims (8)

1. a kind of large-scale tank temperature control system for parent population oviposition, it is characterised in that: including large-scale parent population oviposition Sink, cooling-water machine, heating device, temperature measurement device and temperature control center, the cooling-water machine and heating device are laid in experiment water The area of slack water of slot, the temperature measurement device are laid in the parent population oviposition area in experimental trough, the cooling-water machine, heating dress It sets and is separately connected the temperature control center, the water body that the temperature control center is obtained in temperature measurement device measurement with temperature measurement device When temperature is lower than parent population oviposition preference temperature, heating device is opened, when water temperature is higher than parent population oviposition preference temperature, is opened Cooling-water machine.
2. the large-scale tank temperature control system according to claim 1 for parent population oviposition, it is characterised in that: the system System further includes tilt and ambient temperature measuring device, and the tilt is built above experimental trough, the ambient temperature measurement dress It sets in the surrounding enviroment for being laid in experimental trough, the tilt and ambient temperature measuring device are separately connected the temperature control center, The temperature control center obtains the environment temperature that the ambient temperature measuring device measurement obtains, if ring after opening heating device Border temperature is lower than parent population oviposition preference temperature, then covering experimental trough using tilt prevents heat losses, if environment temperature is higher than Parent population oviposition preference temperature, then open tilt and absorb amount of heat, also after opening cooling-water machine, environment temperature is obtained, if ring Border temperature then opens tilt and distributes heat lower than parent population oviposition preference temperature, if environment temperature is higher than parent population oviposition preference temperature, Tilt, which is then covered experimental trough, prevents from absorbing amount of heat.
3. the large-scale tank temperature control system according to claim 1 or 2 for parent population oviposition, it is characterised in that: institute It states temperature control center and opens the time t run after cooling-water machine or heating device are as follows:
T4.2 × 10 t=V △6/P
In formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water temperature With the absolute difference of parent population oviposition preference temperature.
4. the large-scale tank temperature control system according to claim 1 for parent population oviposition, it is characterised in that: the reality Test a length of 70m-110m in periphery of sink.
5. a kind of large-scale tank temperature control method for parent population oviposition, it is characterised in that this method comprises:
(1) sink temperature control system is built, is specifically included: cooling-water machine and heating device are laid in the area of slack water of experimental trough, it will Temperature measurement device is laid in the parent population oviposition area in experimental trough, and temperature control center is separately connected the cooling-water machine, is added Thermal and temperature measurement device;
(2) water temperature that the measurement of temperature measurement device obtains is read at temperature control center;
(3) when the water temperature is lower than preset parent population oviposition preference temperature, heating device is opened at temperature control center;
(4) when the water temperature is higher than preset parent population oviposition preference temperature, cooling-water machine is opened at temperature control center.
6. the large-scale tank temperature control method according to claim 5 for parent population oviposition, it is characterised in that: step (1) the step of sink temperature control system is built described in further include: build tilt above experimental trough, by ambient temperature measurement Device is laid in the surrounding enviroment of experimental trough, and the tilt and ambient temperature measuring device are separately connected in the temperature control The heart;
After step (3) further include: temperature control center obtains the environment temperature that the ambient temperature measuring device measurement obtains, if ring Border temperature is lower than parent population oviposition preference temperature, then covering experimental trough using tilt prevents heat losses, if environment temperature is higher than Parent population oviposition preference temperature, then open tilt and absorb amount of heat;
After step (4) further include: temperature control center obtains the environment temperature that the ambient temperature measuring device measurement obtains, if ring Border temperature then opens tilt and distributes heat lower than parent population oviposition preference temperature, if environment temperature is higher than parent population oviposition preference temperature, Tilt, which is then covered experimental trough, prevents from absorbing amount of heat.
7. the large-scale tank temperature control method according to claim 5 or 6 for parent population oviposition, it is characterised in that: institute It states temperature control center and opens the time t run after cooling-water machine or heating device are as follows:
T4.2 × 10 t=V △6/P
In formula, V is the water body volume in experimental trough, and P is the effective power of cooling-water machine or heating device, and △ T is water temperature With the absolute difference of parent population oviposition preference temperature.
8. the large-scale tank temperature control method according to claim 5 for parent population oviposition, it is characterised in that: the reality Test a length of 70m-110m in periphery of sink.
CN201811080541.4A 2018-09-17 2018-09-17 Large-scale water tank temperature control system and method for parent fish spawning experiment Active CN109362627B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811080541.4A CN109362627B (en) 2018-09-17 2018-09-17 Large-scale water tank temperature control system and method for parent fish spawning experiment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811080541.4A CN109362627B (en) 2018-09-17 2018-09-17 Large-scale water tank temperature control system and method for parent fish spawning experiment

Publications (2)

Publication Number Publication Date
CN109362627A true CN109362627A (en) 2019-02-22
CN109362627B CN109362627B (en) 2020-08-11

Family

ID=65405364

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811080541.4A Active CN109362627B (en) 2018-09-17 2018-09-17 Large-scale water tank temperature control system and method for parent fish spawning experiment

Country Status (1)

Country Link
CN (1) CN109362627B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101305695A (en) * 2007-05-17 2008-11-19 中国科学院海洋研究所 Method for inducing the buffer flouder to naturally spawn
CN201682884U (en) * 2010-03-22 2010-12-29 三峡大学 Flowing water experimental facility in fish room
CN202153942U (en) * 2011-07-13 2012-03-07 三峡大学 Fish reproductive behavior tester
CN103125416A (en) * 2013-03-25 2013-06-05 江苏中洋集团股份有限公司 Ecological factorial breeding method of coilia ectenes parent fish
CN106879509A (en) * 2017-03-24 2017-06-23 覃忠 A kind of bar house oil fish artificial fecundation method
CN107969370A (en) * 2017-12-08 2018-05-01 中国水产科学研究院黑龙江水产研究所 Salmon fishes reproductive behavior observes device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101305695A (en) * 2007-05-17 2008-11-19 中国科学院海洋研究所 Method for inducing the buffer flouder to naturally spawn
CN201682884U (en) * 2010-03-22 2010-12-29 三峡大学 Flowing water experimental facility in fish room
CN202153942U (en) * 2011-07-13 2012-03-07 三峡大学 Fish reproductive behavior tester
CN103125416A (en) * 2013-03-25 2013-06-05 江苏中洋集团股份有限公司 Ecological factorial breeding method of coilia ectenes parent fish
CN106879509A (en) * 2017-03-24 2017-06-23 覃忠 A kind of bar house oil fish artificial fecundation method
CN107969370A (en) * 2017-12-08 2018-05-01 中国水产科学研究院黑龙江水产研究所 Salmon fishes reproductive behavior observes device

Also Published As

Publication number Publication date
CN109362627B (en) 2020-08-11

Similar Documents

Publication Publication Date Title
Hayat et al. Influences of Hall current and chemical reaction in mixed convective peristaltic flow of Prandtl fluid
Zhang et al. COPRA: a large scale experiment on natural convection heat transfer in corium pools with internal heating
CN102912086B (en) Rod material gradient heat treatment method
CN201682884U (en) Flowing water experimental facility in fish room
CN109362627A (en) Large-scale tank temperature control system and method for parent population oviposition
CN103175732B (en) Test bed for simulating thermal fatigue phenomenon of nuclear power station pipeline
Niu et al. Effect of strip feeding into mold on fluid flow and heat transfer in continuous casting process
Chen et al. Coupled MELCOR/COCOMO analysis on quench of ex-vessel debris beds
CN208860670U (en) Constant temperature device for conventional triaxial compression test
Li et al. Effect of magnetic field on blood flow and heat transfer through a stenosed artery
CN102183397A (en) Fully-automatic closed type tissue dehydrator
Incropera et al. Onset of thermally driven secondary flow in horizontal rectangular ducts
CN205247243U (en) Automatic regulation and control system of hot house temperature based on singlechip
Yu et al. Study on the wall optimization of solar greenhouse based on temperature field experiment and CFD simulation
CN209326943U (en) Vacuum ultralow temperature target test calibration system
CN210683992U (en) Automatic crystal pulling and growing device weighs
CN201011503Y (en) Adjusting and controlling device for heat change between heat measuring system and outer cylinder
CN213784913U (en) Temperature-adjustable system for cold water fish culture
CN203342784U (en) Temperature-control reaction kettle
Cramer et al. A physical model for electromagnetic control of local temperature gradients in a Czochralski system.
Wang et al. Effect of power control function on heat transfer and magnetohydrodynamic two-phase flow in electroslag remelting furnace
Kimura et al. Effects of General Flows on a Heat Island Convection Part 2: Numerical and Laboratory Experiments for the Shear Flow
Gupta et al. Transient thermal effects in an enclosed water body due to heated water discharge for heat rejection and solar energy storage
Cao et al. Temperature fluctuation caused by coaxial-jet flow: Experiments on the effect of the velocity ratio R⩾ 1
CN205229080U (en) A constant temperature oil groove device for heat transfer experiment system

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