CN202771289U - Intermittent on-off type large size concrete cooling water-diversion control system - Google Patents
Intermittent on-off type large size concrete cooling water-diversion control system Download PDFInfo
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- CN202771289U CN202771289U CN2012204604702U CN201220460470U CN202771289U CN 202771289 U CN202771289 U CN 202771289U CN 2012204604702 U CN2012204604702 U CN 2012204604702U CN 201220460470 U CN201220460470 U CN 201220460470U CN 202771289 U CN202771289 U CN 202771289U
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Abstract
Disclosed is an intermittent on-off type large size concrete cooling water-diversion control system, comprising a concrete temperature acquisition system, a control terminal, a wireless control switch, an electrically operated valve, and a wireless hot spot, wherein the control terminal comprises a computer equipped with control software; the control terminal automatically obtains the temperature data of the concrete temperature acquisition system via the internet and compares the obtained data with the set targeted temperature and then emits control signals; the control signals are sent to the wireless control switch via the wireless hot spot; and the wireless control switch controls the on/off of the electrically operated valve. The following function can be achieved: when the concrete temperature is higher than the set targeted temperature, the electrically operated valve is opened to carry out water cooling operation; when the concrete temperature is lower than the set targeted temperature, the electrically operated valve is closed. The intermittent on-off type large size concrete cooling water-diversion control system sets a targeted temperature and employs the actually measured concrete temperature as the grounding for water cooling control. Therefore, it is unnecessary to specially arrange a cooling water flow and temperature sensor.
Description
Technical field
The utility model relates to a kind of mass concrete cooling water flowing control system, particularly a kind of on-off type mass concrete cooling water flowing at intermittence control system.
Background technology
Because concrete material conducts heat slowly, tensile strength is low, and its inner cement aquation heating, can cause mass concrete to ftracture because internal-external temperature difference is excessive, its structural failure, permanance are reduced.Cool off water flowing, namely bury water pipe underground in mass concrete inside, circulation passes into the lower water of temperature, can take away heat, reduces the generation of concrete cracking.The control method of existing cooling water flowing is to control the flow of water flowing with the aperture that the mode of artificial or robotization is regulated the water flowing valve, and then reaches the cooling target.This method need to be monitored the water flowing flow, needs the manual test flow under the artificial mode, needs to arrange flow sensor and flow collection facility under the mode of robotization, has increased manpower and equipment investment, has improved cost.Also because having increased the traffic monitoring link, and cause system unstable under the robotization mode.
Chinese patent 201010219769.4, publication number: CN 101871266 B, a kind of automatic collecting system of concrete cooling water-flowing data is disclosed, can automatically identify the positional information of cooling water pipe, realized flow and the water temperature of concrete cooling water flowing are tested and data transmission automatically, solved the manual testing record need to expend a large amount of artificial, information is fed back slow and the not high shortcoming of precision, time saving and energy saving, measuring accuracy is high and feedback is rapid, can in time adjust the Concrete Temperature Control measure, avoid distress in concrete, realize in time adjusting the concrete construction measure, guarantee construction quality and progress.The device of this utility model is that robotization control cooling water flowing provides the foundation.
Chinese patent 201010228838.8, publication number: CN101921134A, a kind of intelligent cooling water passage system for concrete is disclosed, implemented the aperture of motor-operated control valve is controlled by measure and control device, regulate water flowing flow and water flowing water temperature, thereby realization reduces thermograde to greatest extent, reduces the concrete temperature tension, reaches to prevent that the effect in crack from appearring in concrete.
Chinese patent 201110318693.5, publication number: CN 102508499 A mass concrete cooling water flowing flow control methods may further comprise the steps: the value of 1) obtaining the historical water flowing cooling of concrete efficient; 2) next step flow control value of calculating needs according to the cooling extent of the historical water flowing cooling efficiency value of concrete and following needs and cooling period; By above-mentioned steps concrete temperature is evenly descended according to designing requirement.A kind of mass concrete cooling water flowing flow control methods that the utility model provides, by the dynamic adjustment of introducing actual cooling coefficient of flow α and the auxiliary correction that cooperates lag coefficient ξ, realized that control concrete internal temperature uniform and stable descends, and reached within the scheduled time the purpose of control target temperature.And realize the automatic calculating of cooling water flow, get rid of manually operated randomness, further improved the construction quality of mass concrete.
But above-mentioned control mode and method all need the data of water flowing flow, namely flow sensor must be set, and environment is abominable and water flowing is on-the-spot usually, the water flowing water quality inferiority, and make the flow sensor cisco unity malfunction.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of on-off type mass concrete cooling water flowing at intermittence control system, can reach under the prerequisite of designing requirement, reduces opertaing device, simplifies control method, improves operation stability.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of on-off type mass concrete cooling water flowing at intermittence control system comprises:
The concrete temperature acquisition system is in order to gather concrete temperature;
Control terminal compares for the temperature signal that obtains the concrete temperature acquisition system and with the control target temperature of setting, and then sends control signal;
Wireless control switch is used for receiving the control signal that control terminal sends, and sends executive signal;
The a plurality of electrically operated valves that are connected with wireless control switch are realized opening and closing movement in order to the executive signal that receives wireless control switch, and described electrically operated valve is installed on the cooling water pipe;
Hotspot is in order to transmission of signal between control terminal and wireless control switch.
Described control signal is the break-make control signal.
Control terminal obtains concrete temperature by the database of regular visit concrete temperature acquisition system.
The concrete temperature acquisition system is comprised of the temperature sensor that is embedded in inside concrete and automation collection device and database.
Described temperature sensor and electrically operated valve divide into groups according to cooling water pipe, and the temperature sensor and the electrically operated valve on this cooling water pipe that namely are used near the concrete temperature of this cooling water pipe of measurement are one group.
The node temperature that described control target temperature requires according to Concrete Design, rate of temperature fall, temperature control duration, and existing cooling water flowing experience was artificially set before the control beginning; In control procedure, adjust according to actual conditions.
When concrete temperature was higher than the control target temperature, control signal made valve opening, otherwise control signal makes valve closing.
A kind of method that adopts above-mentioned device to cool off water flowing control may further comprise the steps:
One, arranges the concrete temperature acquisition system, obtain concrete temperature by temperature sensor;
Two, control terminal is installed, is used for obtaining the temperature signal of concrete temperature acquisition system, and compare with the control target temperature of setting, then send control signal.
Three, arrange wireless control switch, be used for receiving the control signal of control terminal, and send executive signal;
Four, hotspot is set, in order to transmission of signal between control terminal and wireless control switch;
Five, a plurality of electrically operated valves that are installed on the cooling water pipe are connected with wireless control switch, are used for carrying out the executive signal of wireless control switch, realize opening and closing movement, thus the break-make of control cooling water pipe;
Realize mass concrete cooling water flowing control by above-mentioned step with higher efficient and stability.
Described temperature sensor and electrically operated valve divide into groups according to cooling water pipe, and the temperature sensor and the electrically operated valve on this cooling water pipe that namely are used near the concrete temperature of this cooling water pipe of measurement are one group.
Described control signal is the break-make control signal.
The node temperature that described control target temperature requires according to Concrete Design, rate of temperature fall, temperature control duration, and existing cooling water flowing experience was artificially set before the control beginning.In control procedure, can adjust according to actual conditions again.
A kind of on-off type mass concrete cooling water flowing at intermittence control system that the utility model provides, by adopting the control target temperature, and with the foundation of concrete observed temperature as cooling water flowing control, need not to arrange separately flow sensor, namely save the monitoring to the water flowing flow, directly between the break-make of concrete temperature and water pipe, set up contact.Reduced intermediate link, system is simple, good stability, control effectively, environmental suitability is strong, equipment, human input are few, have reduced and have controlled cost.
The hotspot that arranges can make control terminal and wireless control switch can be linked into hotspot, thereby realizes the wireless transmission of signal, avoids long distance, the wired connection under the complex-terrain, the maintenance difficulties of reduction system, the stability of raising system operation.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the overall schematic of installing in the utility model.
Among the figure: concrete temperature acquisition system 1, control terminal 2, hotspot 3, wireless control switch 4, electrically operated valve 5.
Embodiment
Embodiment 1:
In Fig. 1, a kind of on-off type mass concrete cooling at intermittence water passage control device comprises:
Concrete temperature acquisition system 1 is namely with the temperature sensor measurement concrete temperature; In this example, the scheme of optimization is to adopt the temperature sensor of wireless telemetering, but also can configure wired temperature sensor in the part engineering, and this normally configures simultaneously along with pouring construction, and it also is feasible adopting the temperature sensor of wired mode.
Wireless control switch 4 is used for receiving the control signal that control terminal 2 sends, and sends executive signal,
The a plurality of electrically operated valves 5 that are connected with wireless control switch 4 are realized opening and closing movement in order to the executive signal that receives wireless control switch 4, and described electrically operated valve 5 is installed on the cooling water pipe.
Embodiment 2:
The device of a kind of embodiment of employing 1 cools off the method for water flowing control, may further comprise the steps:
One, arranges concrete temperature acquisition system 1, obtain concrete temperature by temperature sensor; Described temperature sensor and electrically operated valve 5 divide into groups according to cooling water pipe, and the temperature sensor and the electrically operated valve on this cooling water pipe 5 that namely are used for measuring near the concrete temperature this cooling water pipe are one group.The temperature data that temperature sensor in this group obtains also only is used for the electrically operated valve 5 of this group of control.
Two, control terminal 2 is installed, is used for obtaining the temperature signal of concrete temperature acquisition system 1, and compare with the control target temperature of setting, then send control signal, when concrete temperature was higher than the control target temperature, control signal made valve opening, otherwise control signal makes valve closing.Described control signal is the break-make control signal, and namely signal only has two, and is corresponding, electrically operated valve 5 also only has two states, namely opens or closed condition, thus method, control very simple and reliablely, operating mode stability inferior especially comparatively abominable at environment, that water flowing water quality is relatively poor is higher.
The node temperature that the control target temperature requires according to Concrete Design, rate of temperature fall, temperature control duration, and existing cooling water flowing experience was artificially set before the control beginning.In control procedure, can adjust according to actual conditions again.
Different control target temperature points constantly form a control target temperature line, these all temperature nodes of line process, and be straight line between adjacent temperature nodes.Temperature nodes is then determined according to designing requirement, engineering concrete condition and cooling water flowing experience.
The setting of temperature nodes is for example such as table 1.
According to the temperature nodes of setting in the table 1, the equation of control target temperature line is (establish, t is the temperature control time, and T is the control temperature):
T=T0+(T1-T0)*(t-t0)/(t1-t0) (t0≤t<t1)
T=T1+(T2-T1)*(t-t1)/(t2-t1) (t1≤t<t2)
T=T2+(T3-T2)*(t-t2)/(t3-t2) (t2≤t<t3)
T=T3+(T4-T3)*(t-t3)/(t4-t3) (t3≤t<t4)
T=T4+(T5-T4)*(t-t4)/(t5-t4) (t4≤t<t5)
T=T5+(T6-T5)*(t-t5)/(t6-t5) (t5≤t≤t6)
In control procedure, if there is inconsistent such as actual Wen Fengyu setting value, the temperature control time can be controlled the target temperature line by revising the temperature nodes of setting, changing, to satisfy all kinds of temperature control demands owing to situations such as construction requirement need to prolong.
The control designing requirement of table 1 concrete temperature and temperature nodes are set table
| Control time | Designing requirement | Designing requirement | Designing requirement | Temperature nodes is set | Temperature nodes is set | Temperature nodes is set |
| Control time | Target temperature (℃) | Rate of temperature fall (℃/d) | Control duration (d) | Node constantly | Node temperature | Set explanation |
| The first period cooling temperature control | ≤ 28 | T0 | T0 | After concrete spreading vibrates and finishes, and the time of beginning temperature control and actual measurement concrete temperature. | ||
| The first period cooling temperature control | ≤ 28 | T1=t0+3 | T1=27 ℃ | Rule of thumb set the time that highest temperature peak occurs, begin rear 3d such as temperature control, the reference design requirement is set concrete temperature at this moment, such as 27 ℃. | ||
| The first period cooling cooling | 21 ~ 23 | ≤ 0.5 | 〉=21 | T2=t0+3+23 | T2=22 ℃ | Set the time that the first phase cooling finishes according to designing requirement, begin rear 3d+23d such as temperature control, set the concrete temperature of this moment, such as 22 ℃. |
| Cool mid-term | 17 ~ 18 | ≤ 0.3 | 〉=28 | T3=t0+3+23+32 | T3=17.5 ℃ | Set the time that mid-term, cooling finished according to designing requirement, begin rear 3d+23d+32d such as temperature control, set the concrete temperature of this moment, such as 17.5 ℃. |
| Cool off temperature control mid-term | T4=t0+3+23+32+15 | T4=17.5 ℃ | Set the time that mid-term, temperature control finished according to designing requirement or construction requirement, begin rear 3d+23d+32d+15d such as temperature control, set the concrete temperature of this moment, such as 17.5 ℃. | |||
| Second phase cools | 12 ~ 15 | ≤ 0.3 | 〉=42 | T5=t0+3+23+32+15+45 | T5=13.5 ℃ | Set the time that the second phase cooling finishes according to designing requirement, begin rear 3d+23d+32d+15d+45d such as temperature control, set the concrete temperature of this moment, such as 13.5 ℃. |
| Second phase cooling temperature control | T6=t0+3+23+32+15+45+18 | T6=13.5 ℃ | Set the time that the second stage of temperature control finishes according to construction requirement, begin rear 3d+23d+32d+15d+45d+18d such as temperature control, set the concrete temperature of this moment, such as 13.5 ℃. |
Concrete temperature is generally 30 minutes with control relatively being undertaken by certain time interval of target temperature, the time interval ~ and 6 hours.After one time control signal is sent, the on off operating mode of electrically operated valve 5 will continue a time interval, until control signal is sent next time.
Software systems in the control terminal 2.Can also realize the automatic management to electrically operated valve 5, wireless control switch 4, hotspot 3 and data transmission system, realize automatic acquisition and the management of concrete temperature, realize the setting of control temperature, automatically produce and adjust at any time, realize observed temperature and the comparison of temperature standard and the generation of break-make instruction, realization to the record of control procedure, can freely check and manual intervention, realize the compliance evaluation to control procedure.For example: concrete rate of temperature fall under calculating, the display control state, in order to instruct follow-up temperature control process.
Three, arrange wireless control switch 4, be used for receiving the control signal of control terminal 2, and send executive signal; Executive signal is for directly controlling the signal that electrically operated valve 5 moves.For example make electrically operated valve 5 open or close.
Four, hotspot 3 is set, in order to transmission of signal between concrete temperature acquisition system 1, control terminal 2 and wireless control switch 4; Hotspot 3 has been realized the wireless transmission of signal, avoids long distance, the wired connection under the complex-terrain, the maintenance difficulties of reduction system, the stability of raising system operation.In the part engineering, concrete temperature acquisition system 1 is connected with control terminal 2 by wired mode, and need be through the signal transfer of hotspot 3.
Five, a plurality of electrically operated valves 5 that are installed on the cooling water pipe are connected with wireless control switch 4, are used for carrying out the executive signal of wireless control switch 4, realize opening and closing movement, thus the break-make of control cooling water pipe;
Realize mass concrete cooling water flowing control by above-mentioned step with higher efficient and stability.
Claims (5)
1. on-off type mass concrete cooling water flowing control system intermittently is characterized in that comprising:
Concrete temperature acquisition system (1) is in order to gather concrete temperature;
Control terminal (2) compares for the temperature signal that obtains concrete temperature acquisition system (1) and with the control target temperature of setting, and then sends control signal;
Wireless control switch (4) is used for receiving the control signal that control terminal (2) sends, and sends executive signal;
The a plurality of electrically operated valves (5) that are connected with wireless control switch (4) are realized opening and closing movement in order to the executive signal that receives wireless control switch (4), and described electrically operated valve (5) is installed on the cooling water pipe;
Hotspot (3) is in order to transmission of signal between control terminal (2) and wireless control switch (4).
2. on-off type mass concrete cooling water flowing at a kind of intermittence control system according to claim 1, it is characterized in that: described control signal is the break-make control signal.
3. on-off type mass concrete cooling water flowing at a kind of intermittence control system according to claim 1, it is characterized in that: control terminal (2) obtains concrete temperature by the database of regular visit concrete temperature acquisition system (1).
4. on-off type mass concrete cooling water flowing at a kind of intermittence control system according to claim 1 is characterized in that: concrete temperature acquisition system (1) is comprised of the temperature sensor that is embedded in inside concrete and automation collection device and database.
5. according to claim 1 or 4 described on-off type mass concrete cooling water flowing at a kind of intermittence control system, it is characterized in that: described temperature sensor and electrically operated valve divide into groups according to cooling water pipe, and the temperature sensor and the electrically operated valve on this cooling water pipe that namely are used near the concrete temperature of this cooling water pipe of measurement are one group.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333844.9A CN102864930B (en) | 2012-09-11 | 2012-09-11 | Intermittent on-off type mass concrete cooling water supply control system |
| CN2012204604702U CN202771289U (en) | 2012-09-11 | 2012-09-11 | Intermittent on-off type large size concrete cooling water-diversion control system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333844.9A CN102864930B (en) | 2012-09-11 | 2012-09-11 | Intermittent on-off type mass concrete cooling water supply control system |
| CN2012204604702U CN202771289U (en) | 2012-09-11 | 2012-09-11 | Intermittent on-off type large size concrete cooling water-diversion control system |
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| CN202771289U true CN202771289U (en) | 2013-03-06 |
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| CN2012204604702U Expired - Fee Related CN202771289U (en) | 2012-09-11 | 2012-09-11 | Intermittent on-off type large size concrete cooling water-diversion control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864930A (en) * | 2012-09-11 | 2013-01-09 | 葛洲坝集团试验检测有限公司 | Intermittent on-off type mass concrete cooling water supply control system |
| CN111309081A (en) * | 2020-03-11 | 2020-06-19 | 河南天平工程质量检测有限公司 | Method for realizing automatic regulation of health preserving room temperature and humidity |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103970076A (en) * | 2013-01-30 | 2014-08-06 | 张永生 | Large-volume deposit concrete cooling water intelligent control system |
| CN103603497A (en) * | 2013-11-27 | 2014-02-26 | 天津大学 | Intelligent cooling device for mass concrete |
| CN103741692B (en) * | 2013-12-23 | 2016-01-13 | 中国水利水电科学研究院 | A kind of intelligent water communication method of mass concrete and the system of use the method |
| CN106738350A (en) * | 2016-12-07 | 2017-05-31 | 徐州徐工施维英机械有限公司 | Concrete mixing plant multi-mode temperature control methods, devices and systems |
| CN107402076A (en) * | 2017-07-13 | 2017-11-28 | 中国水利水电科学研究院 | Concrete temperature detection means and method |
| CN108643185A (en) * | 2018-05-28 | 2018-10-12 | 山西六建集团有限公司 | A kind of mass concrete temperature control system |
| CN113386242B (en) * | 2021-06-08 | 2022-05-27 | 华恒建设集团有限公司 | Special-shaped concrete line mold and construction process thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003193680A (en) * | 2001-12-27 | 2003-07-09 | Topy Ind Ltd | Temperature control system of fluid and heat exchanger used for the system |
| CN101285308B (en) * | 2008-05-09 | 2011-05-25 | 水利部交通部电力工业部南京水利科学研究院 | Device and method for controlling temperature of concrete curing water |
| CN101871266B (en) * | 2010-07-07 | 2012-05-30 | 葛洲坝集团试验检测有限公司 | Automatic collecting system of concrete cooling water-flowing data |
| CN101921134B (en) * | 2010-07-16 | 2012-10-03 | 葛洲坝集团试验检测有限公司 | Intelligent cooling water passage system for concrete |
| CN202150037U (en) * | 2011-04-15 | 2012-02-22 | 中国水利水电科学研究院 | Temperature control and crack prevention digital dynamic monitoring system for concrete dam |
| CN102864930B (en) * | 2012-09-11 | 2015-02-18 | 葛洲坝集团试验检测有限公司 | Intermittent on-off type mass concrete cooling water supply control system |
-
2012
- 2012-09-11 CN CN201210333844.9A patent/CN102864930B/en active Active
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864930A (en) * | 2012-09-11 | 2013-01-09 | 葛洲坝集团试验检测有限公司 | Intermittent on-off type mass concrete cooling water supply control system |
| CN102864930B (en) * | 2012-09-11 | 2015-02-18 | 葛洲坝集团试验检测有限公司 | Intermittent on-off type mass concrete cooling water supply control system |
| CN111309081A (en) * | 2020-03-11 | 2020-06-19 | 河南天平工程质量检测有限公司 | Method for realizing automatic regulation of health preserving room temperature and humidity |
| CN111309081B (en) * | 2020-03-11 | 2022-03-15 | 河南天平工程质量检测有限公司 | Method for realizing automatic regulation of health preserving room temperature and humidity |
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| CN102864930A (en) | 2013-01-09 |
| CN102864930B (en) | 2015-02-18 |
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Owner name: YALONG RIVER HYDROPOWER DEVELOPMENT COMPANY, LTD. Effective date: 20140728 |
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Inventor after: Zhou Hougui Inventor after: Zhang Zhikui Inventor after: Hu Dizhong Inventor after: Ning Jinhua Inventor after: Zhang Xinyuan Inventor after: Cao Yonghui Inventor after: Huang Danyong Inventor after: Li Jun Inventor after: Li Mingchuan Inventor after: Zheng Jiang Inventor after: Wang Jimin Inventor after: Chen Zhiyuan Inventor after: Duan Shaohui Inventor after: Tan Kaiyan Inventor after: Yu Ying Inventor after: Hu Shuhong Inventor after: Li Meng Inventor after: Wu You Inventor before: Chen Zhiyuan Inventor before: Cao Yonghui Inventor before: Huang Danyong Inventor before: Li Jun Inventor before: Zhou Hougui Inventor before: Yu Ying Inventor before: Tan Kaiyan Inventor before: Li Meng Inventor before: Wu You Inventor before: Zhang Zhikui Inventor before: Hu Dizhong Inventor before: Zhang Xinyuan |
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Free format text: CORRECT: INVENTOR; FROM: CHEN ZHIYUAN ZHOU HOUGUI YU YING TAN KAIYAN LI MENG WU YOU ZHANG ZHIKUI HU DIZHONG ZHANG XINYUAN CAO YONGHUI HUANG DANYONG LI JUN TO: ZHOU HOUGUI WANG JIMIN CHEN ZHIYUAN DUAN SHAOHUI TAN KAIYAN YU YING HU SHUHONG LI MENG WU YOU ZHANG ZHIKUI HU DIZHONG NING JINHUA ZHANG XINYUAN CAO YONGHUI HUANG DANYONG LI JUN LI MINGCHUAN ZHENG JIANG |
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Effective date of registration: 20140728 Address after: 443002 Hubei province Yichang City Road No. 25 Patentee after: Gezhouba Testing Co., Ltd. Patentee after: Yalongjiang River Basin Hydropower Development Co., Ltd. Address before: 443002 Hubei province Yichang City Road No. 25 Patentee before: Gezhouba Testing Co., Ltd. |
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