CN105807685A - Intelligent monitoring type curtain wall system - Google Patents

Abstract

The invention discloses an intelligent monitoring type curtain wall system which comprises a curtain wall and an intelligent monitoring system arranged on the curtain wall.The system comprises a monitoring module, a data processing module, a safe state evaluation module, an early warning and alarm module and a simulation display module.The monitoring module comprises a wireless sensor network, a strain sensor assembly and a displacement sensor.The data processing module comprises a collection center station, a signal conditioner and a signal transmission device.The safe state evaluation module comprises a microprocessor.The early warning and alarm module comprises an analysis processor and an alarm.The simulation display module comprises a three-dimensional GIS simulation platform.Real-time monitoring of health of the curtain wall is achieved, the remaining life of the curtain wall system can be predicted according to monitoring data, and precision and intelligence are achieved.

Description

A kind of intelligent monitor-type curtain wall system

Technical field

The present invention relates to Curtain Wall Design field, be specifically related to a kind of intelligent monitor-type curtain wall system.

Background technology

Curtain wall, have another name called building curtain, curtain wall, it is commonly used a kind of facade of modern architecture, is generally made up of materials such as metal, glass, stone material and artificial boards, is arranged on the outermost layer of building, effect is such as body of wall, attractive in appearance, Radix Saposhnikoviae, rainproof, energy-conservation etc., curtain wall is not subject to any structural load, is only connected with structural slab or post and bears deadweight and opposing blast.In structural design, curtain wall and common body of wall have a great difference, because curtain wall generally will cross over floor, make whole facade be linked to be entirety, and therefore Curtain Wall Design to consider the more influence factor such as such as thermal expansion, building deformation, waterproof.Curtain wall good looking appearance and practical, but once go wrong, likely jeopardize person life security, such as curtain wall fragmentation of being caused by external stress etc., some potential safety hazard is to can't see in reality, and once have an accident, having again very big unpredictability, therefore, it is particularly important that the safety monitoring at daily introducing curtain wall just shows.

Summary of the invention

For the problems referred to above, the present invention provides a kind of intelligent monitor-type curtain wall system.

The purpose of the present invention realizes by the following technical solutions:

A kind of intelligent monitor-type curtain wall system, including curtain wall and the intelligent monitor system being arranged on curtain wall, described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module, described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\Δs}}^{\′}=\mathrm{\Δ}s-\frac{{\mathrm{\α}}_1{a}_1+{\mathrm{\α}}_2{a}_2+...+{\mathrm{\α}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\·\underset{i}{\overset{n}{\Σ}}\[\frac{p_i}{{10}^7}\·{\left(\frac{{\mathrm{\σ}}_x\left(i\right)}{{\mathrm{\σ}}_b}\right)}^k\]}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

D, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

E, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by f, result according to safe condition module estimation shows on the interface of GIS platform.

The invention have the benefit that and connected by the structure of modules, it is achieved the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user.

Accompanying drawing explanation

The invention will be further described to utilize accompanying drawing, but the embodiment in accompanying drawing does not constitute any limitation of the invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to the following drawings.

Fig. 1 is the structured flowchart of the present invention.

Detailed description of the invention

The invention will be further described with the following Examples.

Embodiment 1: a kind of intelligent monitor-type curtain wall system as shown in Figure 1, it includes curtain wall and is arranged on the intelligent monitor system of curtain wall, and described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.

Described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal.

In this embodiment, connected by the structure of modules, it is achieved that the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user；Time phase t=24h, it is achieved that the full-automatic monitoring of curtain wall dynamical health, the overall measurement accuracy of system improves 15%.

Embodiment 2: a kind of intelligent monitor-type curtain wall system as shown in Figure 1, it includes curtain wall and is arranged on the intelligent monitor system of curtain wall, and described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.

Described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal.

In this embodiment, connected by the structure of modules, it is achieved that the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user；Time phase t=28h, it is achieved that the full-automatic monitoring of curtain wall dynamical health, the overall measurement accuracy of system improves 17%.

Embodiment 3: a kind of intelligent monitor-type curtain wall system as shown in Figure 1, it includes curtain wall and is arranged on the intelligent monitor system of curtain wall, and described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.

Described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal.

In this embodiment, connected by the structure of modules, it is achieved that the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user；Time phase t=32h, it is achieved that the full-automatic monitoring of curtain wall dynamical health, the overall measurement accuracy of system improves 18%.

Embodiment 4: a kind of intelligent monitor-type curtain wall system as shown in Figure 1, it includes curtain wall and is arranged on the intelligent monitor system of curtain wall, and described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.

Described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal.

In this embodiment, connected by the structure of modules, it is achieved that the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user；Time phase t=36h, it is achieved that the full-automatic monitoring of curtain wall dynamical health, the overall measurement accuracy of system improves 20%.

Embodiment 5: a kind of intelligent monitor-type curtain wall system as shown in Figure 1, it includes curtain wall and is arranged on the intelligent monitor system of curtain wall, and described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.

Described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n},(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal.

In this embodiment, connected by the structure of modules, it is achieved that the full-automatic monitoring of the dynamical health of curtain wall system, it is simple to personnel pinpoint the problems early, solution problem；Propose and carry out curtain wall health structure monitoring with wireless sensor network, cover wide, real-time；Propose fatigue life safety judgment formula, decrease the workload of calculating, improve the work efficiency of monitoring system；Propose the computing formula of average displacement, and average displacement is corrected, adopt average displacement and displacement threshold value to compare judgement, decrease the workload of calculating；Pair of strain sensors carries out temperature-compensating, improves the certainty of measurement of strain, and then improves the overall measurement accuracy of system；Utilize the health status of GIS emulation platform simulation curtain wall, there is the good effect carrying out interface alternation with user；Time phase t=40h, it is achieved that the full-automatic monitoring of curtain wall dynamical health, the overall measurement accuracy of system improves 21%.

Finally should be noted that; above example is only in order to illustrate technical scheme; but not limiting the scope of the invention; although having made to explain to the present invention with reference to preferred embodiment; it will be understood by those within the art that; technical scheme can be modified or equivalent replacement, without deviating from the spirit and scope of technical solution of the present invention.

Claims (1)

1. an intelligent monitor-type curtain wall system, is characterized in that, including curtain wall and the intelligent monitor system being arranged on curtain wall, described intelligent monitor system includes:

(1) monitoring modular, including the wireless sensor network that curtain wall health is monitored, for monitoring strain sensor assemblies and the displacement transducer of each dangerous position of curtain wall, curtain wall health structure is monitored by described wireless sensor network all standing, simultaneously, network adopts advanced physical message emerging system, the real-time perception to curtain wall health structure；Institute's displacement sensors is for the working base point of monitoring dangerous position change in displacement and carries out three dimensions displacement monitoring based on the overall datum mark of working base point stability for checking, and each dangerous position of described curtain wall, working base point and overall situation datum mark are determined by curtain wall is carried out FEM Simulation；Described strain sensor assemblies includes being arranged on each dangerous position of curtain wall after performance parameters and completely identical in structure work strain transducer and temperature-compensating strain transducer, described work strain transducer and temperature-compensating strain transducer are connected；

(2) data processing module, it includes gathering central station, to gathering the signal conditioner that data of collecting of central station carry out conditioning processing and amplifying and the signal transmitting apparatus that the data that signal conditioner is processed is transmitted；

(3) security state evaluation module, described security state evaluation module includes the microprocessor connecting signal transmitting apparatus, the average displacement that the displacement data transmitted by signal transmitting apparatus is calculated obtaining between two time phase t by described microprocessor is poor, therefore first displacement difference is compensated owing to curtain wall exists phenomenon of expanding with heat and contract with cold, then average displacement difference is compared with regulation displacement difference limen value, judge that whether described average displacement difference is in a safe condition, and the Monitoring Data according to strain sensor assemblies 24h is calculated, obtain stress amplitude spectrum, the remanent fatigue life of curtain wall is calculated according to stress amplitude spectrum, and described remanent fatigue life and structural design life-span are compared, judge that whether described remanent fatigue life is in a safe condition；

A, average displacement w_(i)Computing formula be:

Wherein, taking 0.5h is sampling time interval, max&min_(i+t)For the maximum in the displacement data of previous time phase and minimum sum, max&min_(i+2t)For the maximum in the displacement data in latter time stage and minimum sum；

B, setting the coefficient of expansion as α, revised average displacement is:

${\mathrm{\&Delta;s}}^{\&prime;}=\mathrm{\&Delta;}s-\frac{{\mathrm{\&alpha;}}_1{a}_1+{\mathrm{\&alpha;}}_2{a}_2+...+{\mathrm{\&alpha;}}_n{a}_n}{n}(T-T_0)$

Wherein, α₁, α₂..., α_nFor the material temperature coefficient of expansion of each dangerous position, a₁, a₂..., a_nFor coefficient, T is mean temperature in section seclected time, T₀For curtain wall location year-round average temperature.

C, described life-span security evaluation judgment formula be:

Work as σ_x(i)≥σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^k\&rsqb;}-T_B$

Work as σ_x(i)<σ_bTime,

$A=\frac{1}{365\&CenterDot;\underset{i}{\overset{n}{\&Sigma;}}\&lsqb;\frac{p_i}{{10}^7}\&CenterDot;{\left(\frac{{\mathrm{\&sigma;}}_x\left(i\right)}{{\mathrm{\&sigma;}}_b}\right)}^{k+2}\&rsqb;}-T_B$

Wherein, σ_bFor the structural fatigue limit, σ_xFor the hot spot stress range of each monitoring point, the slope that k is fatigue curve is reciprocal, p_iFor the Cyclic Stress coefficient of the actual experience of structure under hot spot stress range, T_BFor structural design fatigue life, in actual applications, can be affected by curtain wall overload, therefore be dynamically change, and along with overload uses the change of natural law to be a nonlinear process,T_AFatigue life, d is designed for initiating structure_zRepresent that curtain wall overall design uses natural law, d_gRepresent that curtain wall overload uses natural law；When A is more than 0, it is determined that structural life-time is in a safe condition, when A is less than or equal to 0, output alarm signal；

(4) early warning and alarming module, it includes for preventing the analysis processor of false alarm, alarm and information database of record, and the input of described analysis processor connects described microprocessor, and the outfan of analysis processor connects described alarm；

(5) emulation display module, including the three-dimension GIS emulation platform being connected with microprocessor, the assessment result of security state evaluation module is carried out emulation display, the health status of simulation curtain wall by described three-dimension GIS emulation platform, and simulation process is:

A, utilize finite element software to carry out importing after the modeling of curtain wall GIS platform, build the model of curtain wall different component respectively, GIS platform adjusts the locus of each curtain wall member；

B, by different shape the symbols each dangerous position of analog information curtain wall, strain sensor assemblies and displacement transducer in GIS platform；

The color that the dangerous position being not at safe condition is specified by c, result according to safe condition module estimation shows on the interface of GIS platform.