CN-121973323-A - Concrete curing system and control method thereof

CN121973323ACN 121973323 ACN121973323 ACN 121973323ACN-121973323-A

Abstract

The invention provides a concrete curing system and a control method thereof, wherein the concrete curing system comprises a windproof heat-preserving cover and an environment regulation and control unit, wherein the windproof heat-preserving cover is used for covering a concrete structure, and the environment regulation and control unit is arranged in the windproof heat-preserving cover; and if the actual temperature value is outside the temperature standard range value or the actual humidity value is outside the humidity standard range value, controlling the environment regulating and controlling unit to correspondingly regulate the actual temperature value to be within the temperature standard range value or the actual humidity value to be within the humidity standard range value. The method and the device are applied to the technical problems of inaccurate temperature and humidity control and untimely response in the maintenance process of the mass concrete structure in severe environments such as mountain areas and the like can be solved.

Inventors

LIU ZHAOPENG
ZHANG HAN
Ouyang jinhui
TANG XUEJUAN
WANG YIFAN
JIANG MINMIN
OUYANG JIANSHU
LIU XUECONG
QIU YU
YAO XIANGLONG

Assignees

中国长江三峡集团有限公司

Dates

Publication Date: 20260505
Application Date: 20260225

Claims (10)

1. A method of controlling a concrete curing system, the concrete curing system including a windshield for covering a concrete structure, and an environmental control unit disposed within the windshield, the method comprising: Acquiring target compressive strength information after the concrete structure is cured, and an actual temperature value and an actual humidity value in the windproof heat preservation cover; Determining a temperature standard range value and a humidity standard range value required by the concrete structure in the curing process based on the target compressive strength information; and if the actual temperature value is outside the temperature standard range value or the actual humidity value is outside the humidity standard range value, controlling the environment regulating unit to correspondingly regulate the actual temperature value to be within the temperature standard range value or regulate the actual humidity value to be within the humidity standard range value.
2. The method of controlling a concrete curing system according to claim 1, wherein the target compressive strength information includes a target strength level of the concrete structure, the method further comprising: Determining a target total curing time length of the concrete structure based on a mapping relation between the target strength grade and the curing reference time length of the concrete structure, wherein the target total curing time length is one of a plurality of curing reference time lengths; Acquiring a preset temperature range value and a preset humidity range value corresponding to each curing period in the target total curing time; And determining the corresponding preset temperature range value as the temperature standard range value and the corresponding preset humidity range value as the humidity standard range value based on the current curing period of the concrete structure.
3. The method of controlling a concrete curing system according to claim 2, wherein the target compressive strength information further includes target compressive strength change information of the concrete structure during curing, the method further comprising: Acquiring a plurality of first compressive strength change reference curves of the concrete structure based on a plurality of different constant temperature values in a one-to-one correspondence manner, wherein the first compressive strength change reference curves are used for reflecting the change of the compressive strength value of the concrete structure within the target total curing time and under the constant temperature values; Fitting a plurality of first compressive strength change reference curves based on the target compressive strength change information to obtain a first compressive strength change target curve; and determining a preset temperature range value corresponding to each curing period in the target total curing time based on the first compressive strength change target curve.
4. The method of controlling a concrete curing system according to claim 2, wherein the target compressive strength information further includes target compressive strength change information of the concrete structure during curing, the method further comprising: Acquiring a plurality of second compressive strength change reference curves of the concrete structure based on a plurality of different constant humidity values in a one-to-one correspondence manner, wherein the second compressive strength change reference curves are used for reflecting the change of the compressive strength value of the concrete structure when the concrete structure is within the target total curing time and is under the constant humidity value; fitting a plurality of second compressive strength change reference curves based on the target compressive strength change information to obtain a second compressive strength change target curve; And determining a preset humidity range value corresponding to each curing period in the target total curing time based on the second compressive strength change target curve.
5. The method of controlling a concrete curing system according to any one of claims 1 to 4, wherein the actual temperature values within the windshield include a first actual temperature value that is an in-body temperature value within the concrete structure and a second actual temperature value that is an ambient temperature value between the windshield and the concrete structure, the temperature standard range values include a first temperature standard range value, a second temperature standard range value, and a third temperature standard range value, the method further comprising: determining an internal and external temperature difference value of the concrete structure based on a difference value between the first actual temperature value and the second actual temperature value; And if the first actual temperature value is located outside the first temperature standard range value, the second actual temperature value is located outside the second temperature standard range value or the internal and external temperature difference value is located outside the third temperature standard range value, controlling the environment regulating unit to correspondingly regulate the first actual temperature value to be located in the first temperature standard range value, the second actual temperature value to be located in the second temperature standard range value or the internal and external temperature difference value to be located in the third temperature standard range value.
6. A method of controlling a concrete curing system according to any of claims 1-4, characterised in that the method further comprises: if the actual temperature value is outside the temperature standard range value or the actual humidity value is outside the humidity standard range value for a period of time exceeding a preset period of time, generating warning information, and sending the warning information to a terminal.
7. The utility model provides a concrete curing system which characterized in that includes wind-proof heat preservation cover and environmental regulation and control unit, wind-proof heat preservation cover is used for the cover to locate the concrete structure that waits to maintain, environmental regulation and control unit includes A spray humidification unit located within the windshield, the spray humidification unit connected to the windshield and configured to spray toward the concrete structure; The temperature adjusting unit is positioned in the windproof heat preservation cover, is connected with the windproof heat preservation cover and is used for heating or reducing the temperature of air in the windproof heat preservation cover; The air circulation unit is positioned in the windproof heat preservation cover, is connected with the windproof heat preservation cover and is used for keeping air in the windproof heat preservation cover in a flowing state.
8. The concrete curing system of claim 7, wherein said wind shield includes a plurality of sub-shields, each of said sub-shields being removably coupled.
9. The concrete curing system of claim 8, further comprising a flexible seal coupled to the sub-enclosure and disposed around a bottom of the sub-enclosure.
10. The concrete curing system of claim 8, further comprising an insulating layer disposed within the sub-enclosure.

Description

Concrete curing system and control method thereof Technical Field The invention belongs to the technical field of concrete curing, and particularly relates to a concrete curing system and a control method thereof. Background At present, the concrete structure curing technology mainly comprises a plurality of modes such as a covering and moisture retaining method, a water spraying curing method, a steam curing method, an internal cooling method and the like. The covering and moisture-keeping method adopts geotextile, gunny bags and other materials to cover the surface of the concrete structure and regularly sprinkle water to maintain the surface moist state, the water spraying maintenance method maintains the surface humidity of the concrete structure by regularly spraying water mist, the steam maintenance method utilizes steam to improve the environment temperature and humidity and accelerate the early strength development of the concrete structure, and the internal cooling rule circulates cooling water through the embedded cooling water pipe to control the internal temperature of the concrete structure. The methods form a mature technical system in a conventional engineering environment, and can meet the maintenance requirement of a common concrete structure. However, under complex environmental conditions such as mountain land, the concrete structure faces special challenges such as high wind speed, air drying, severe day-night temperature difference, and the like, and the existing curing technology has insufficient adaptability when coping with these environmental factors, so that it is difficult to maintain critical humidity and stable temperature environment required by continuous wetting of the surface of the concrete structure. Disclosure of Invention The embodiment of the invention aims to provide a concrete curing system and a control method thereof, which can solve the technical problems of inaccurate temperature and humidity control and untimely response in the curing process of a large-volume concrete structure in severe environments such as mountain areas. In order to achieve the above object, the present invention is achieved by: The first aspect of the application provides a control method of a concrete curing system, the concrete curing system comprises a wind-proof heat-preserving cover and an environment regulating and controlling unit, the wind-proof heat-preserving cover is used for being covered on a concrete structure, the environment regulating and controlling unit is arranged in the wind-proof heat-preserving cover, the method comprises the steps of obtaining target compressive strength information after curing of the concrete structure is completed and an actual temperature value and an actual humidity value in the wind-proof heat-preserving cover, determining a temperature standard range value and a humidity standard range value required by the concrete structure in the curing process based on the target compressive strength information, and controlling the environment regulating and controlling unit to correspondingly regulate the actual temperature value to be within the temperature standard range value or regulate the actual humidity value to be within the humidity standard range value if the actual temperature value is outside the temperature standard range value or the actual humidity value is outside the humidity standard range value. In an alternative embodiment, the target compressive strength information comprises a target strength grade of the concrete structure, the method further comprises the steps of determining a target total curing time length of the concrete structure based on a mapping relation between the target strength grade and a curing reference time length of the concrete structure, wherein the target total curing time length is one of a plurality of curing reference time lengths, obtaining a preset temperature range value and a preset humidity range value corresponding to each curing time period in the target total curing time length, and determining the corresponding preset temperature range value as the temperature standard range value and the corresponding preset humidity range value as the humidity standard range value based on the curing time period in which the concrete structure is currently located. In an alternative embodiment, the target compressive strength information further comprises target compressive strength change information of the concrete structure in the curing process, the method further comprises the steps of obtaining a plurality of first compressive strength change reference curves of the concrete structure based on one-to-one correspondence of a plurality of different constant temperature values, wherein the first compressive strength change reference curves are used for reflecting changes of the compressive strength values of the concrete structure in the target total curing time period and under the constant temperature values,