CN115985036A - Automatic machine room on-line monitoring system based on data transmission - Google Patents
Automatic machine room on-line monitoring system based on data transmission Download PDFInfo
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Abstract
The invention discloses an automatic machine room online monitoring system based on data transmission, which belongs to the field of machine room online monitoring and relates to a data transmission technology, and comprises a plurality of data acquisition devices, a system terminal server, an information processing module and a remote control module, wherein the system terminal server is connected with the data acquisition devices through RS232C interfaces; the data acquisition devices are used for acquiring parameter information of the automatic machine room and sending the acquired parameter information of the automatic machine room to the system terminal server; when the fire alarm probe acquires the parameter information, a low value point and a corresponding low value line are adopted, and a monitoring period time T is set by a professional technician, so that the false alarm problem caused by accidental errors is avoided to a great extent.
Description
Technical Field
The invention belongs to the field of on-line monitoring of machine rooms, relates to a data transmission technology, and particularly relates to an automatic machine room on-line monitoring system based on data transmission.
Background
With the continuous development of more and more new technologies and new products applied to the dispatching automation system, the functions of the system are greatly extended and improved to a great extent, but the functions and the structure of the system become complicated. Meanwhile, the automatic operation is still in a manual duty mode, and the detection and timely processing level of faults or fire disasters are low, so that the workload of the system is greatly increased while the system functions are weakened.
The existing automatic machine room online monitoring system can acquire a series of data such as important station working conditions, host network working conditions, important service process states and the like in a UPS (uninterrupted power supply), machine room environmental parameters, EMS/SCADA (energy management system/supervisory control and data acquisition system) system on line, but the system lacks automatic alarm when a fire disaster of an automatic machine room occurs, so that an operator on duty can hardly process the system in time.
Therefore, the invention provides an automatic machine room online monitoring system based on data transmission.
Disclosure of Invention
The application aims to provide an automatic machine room on-line monitoring system based on data transmission, and solves the problems that automatic alarming is lacked when a fire disaster of an automatic machine room occurs, and due to the fact that prejudgment is lacked before the fire disaster of the automatic machine room occurs, an operator on duty can hardly process the fire disaster in time.
In order to achieve the purpose, the application provides an automatic machine room online monitoring system based on data transmission, which comprises a plurality of data acquisition devices, a system terminal server, an information processing module and a remote control module, wherein the system terminal server is connected with the data acquisition devices through RS232C interfaces;
the data acquisition devices are arranged in the automatic machine room and used for acquiring parameter information of the automatic machine room and sending the acquired parameter information of the automatic machine room to the system terminal server; the parameter information comprises the on-line air conditioner opening number, the fire alarm probe parameters, the machine room temperature and the machine room humidity;
the system terminal server is connected with the information processing module, the information processing module is used for processing parameter information sent to an automatic machine room of the system terminal server by the data acquisition devices, and the information processing module carries out signal conversion on the parameters of the fire alarm probe in real time and acquires a change curve of the parameters of the fire alarm probe and time; the information processing module sets a low value point and marks a low value line in the change curve;
the information processing module sets monitoring cycle time, when the continuous time of the parameters of the fire alarm probe above a low value line is shorter than the monitoring cycle time, the information processing module calculates an early warning value, and when the early warning value is greater than or equal to an early warning threshold value, the information processing module sends a regulation and control signal to the remote control module;
the remote control module is used for receiving the regulation and control signals, the remote control module obtains the number of the on-line air conditioners which are started, when the number of the on-line air conditioners which are started is smaller than the total number of the air conditioners, the remote control module controls the number of the on-line air conditioners which are started to be increased by one, and the remote control module sends the re-judgment signals to the information processing module.
Preferably, the system terminal server is connected with the system on-duty host through a GPRS network; the system on-duty host computer includes display terminal and warning early warning module, the system on-duty host computer still embeds there is the computer lab topological graph, display terminal obtains the computer lab topological graph and shows on the display interface, the system on-duty host computer carries out real-time display from the parameter information that system terminal server received on the display interface.
Preferably, the process of processing the parameter information of the automation machine room by the information processing module includes the following steps:
the information processing module acquires machine room environment parameters sent to the system terminal server by the data acquisition devices, and marks the number of on-line air conditioners in the machine room environment parameters, the fire alarm probe parameters, the machine room temperature and the machine room humidity as L, ni, tj and Sj respectively;
wherein i and j respectively represent the number of the fire alarm probes and the temperature and humidity sensors, and both i and j are positive integers; i =1,2 … … n; j =1,2 … … m;
the information processing module carries out signal conversion on the parameter Ni of the fire alarm probe in real time and obtains the parameter of the fire alarm probe
A time profile; the information processing module sets a low value point and marks a low value line in the change curve;
therein
The information processing module sets monitoring period time T, and when the continuous time of the parameter Ni of the fire alarm probe above the low value line exceeds the monitoring period time T, the information processing module sends an alarm signal to the alarm early warning module.
Preferably, when the fire alarm probe parameters
When the continuous time above the low value line is shorter than the monitoring period time T, the information processing module calculates the early warning value YJ by using a calculation formula, wherein the calculation formula is as follows:
wherein alpha and beta are respectively a temperature correction factor and a humidity correction factor;
the information processing module sets an early warning threshold value;
when the early warning value YJ is smaller than the early warning threshold value, the information processing module sends a normal signal to the remote control module; when the early warning value YJ is larger than or equal to the early warning threshold value, the information processing module sends a regulation and control signal to the remote control module;
when the remote control module receives the regulation and control signal, the remote control module obtains the on-line air conditioner opening number L, when the on-line air conditioner opening number L is smaller than Q, the remote control module controls the on-line air conditioner opening number to be increased by one, and sends a re-judgment signal to the information processing module, and the information processing module recalculates the early warning value YJ after the period time t.
Preferably, when the on-line air conditioner starting number is L = Q, the remote control module sends an alarm signal to the alarm early-warning module, and the alarm early-warning module carries out alarm reminding;
wherein Q is the total number of air conditioners.
Preferably, the parameter information of the automation machine room further comprises UPS operating conditions and parameters, and EMS/SCADA parameters;
the EMS/SCADA parameters comprise network and host working conditions, process state change, station working condition input, switch deflection and telemetering out-of-limit.
Compared with the prior art, the invention has the beneficial effects that:
1. when the fire alarm probe acquires the parameter information, a low-value point and a corresponding low-value line are adopted, and a monitoring period time T is set by a professional, so that the false alarm problem caused by accidental errors is avoided to a great extent;
2. when no obvious smoke exists, namely whether a fire disaster occurs or not can not be directly judged through a fire disaster alarming probe, an early warning value is calculated through integration of the temperature of a machine room and the humidity of the machine room and is compared with an early warning threshold value, a remote control module is arranged, the remote control module can realize remote control on starting of the air conditioner, the effect of reducing the temperature and avoiding the fire disaster is achieved by starting the refrigeration air conditioners one by one, the cycle time is set, the early warning value is recalculated after the cycle time, if the early warning value is lower than the early warning threshold value, the purpose of preventing the fire disaster is achieved by remotely starting the refrigeration air conditioner, when the early warning value is larger than or equal to the early warning threshold value and the refrigeration air conditioner is completely and remotely started, the remote control module sends an alarming signal to the alarming early warning module, and the alarming early warning module carries out alarming reminding; the alarm early warning module prevents the occurrence of fire in other modes, and can effectively prevent and control the fire before the occurrence of the fire.
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In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a block diagram of an automatic machine room online monitoring system based on data transmission according to the present invention.
Detailed Description
The core of the application is to provide an automatic machine room online monitoring system based on data transmission.
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1 specifically, the data transmission-based automatic machine room online monitoring system includes a plurality of data acquisition devices, wherein the data acquisition devices are arranged in an automatic machine room and used for acquiring parameter information of the automatic machine room and sending the acquired parameter information of the automatic machine room to a system terminal server;
the parameter information comprises UPS operation conditions and parameters, machine room environment parameters, EMS/SCADA parameters and the like;
the machine room environment parameters comprise the on-line air conditioner starting number, fire alarm probe parameters, machine room temperature and humidity parameters and the like;
the EMS/SCADA parameters comprise network and host working conditions, important process state changes, station working condition input, switch deflection, telemetering out-of-limit and the like;
it should be noted that, in the present application, the fire alarm probe is a "sense organ" of the on-line monitoring system of the automatic machine room, and the function of the fire alarm probe is to monitor whether a fire occurs in the automatic machine room. The detection mode is that the smoke concentration is identified through characteristic physical quantity, for example, the smoke concentration is converted into an electric signal when the fire alarm probe finds that smoke is generated, and the electric signal is sent to a system terminal server;
the temperature and humidity parameters of the machine room are acquired by a temperature and humidity integrated sensor, the temperature and humidity integrated sensor adopts a digital integrated sensor as a probe and is matched with a digital processing circuit, so that the temperature and the relative humidity in the environment of the automatic machine room are converted into standard analog signals corresponding to the temperature and the relative humidity, 4-20mA, 0-5V or 0-10V are transmitted to a system terminal server;
the data acquisition devices are provided with RS232C interfaces and are accessed to the system terminal server in the form of RS232C interfaces; the system terminal server is connected with the system on-duty host through a GPRS network;
in the application, the system on-duty host comprises a display terminal and an alarm early warning module, a machine room topological graph is further arranged in the system on-duty host, the display terminal acquires the machine room topological graph and displays the machine room topological graph on a display interface, and the system on-duty host displays parameter information received from a system terminal server on the display interface in real time;
in this application, system terminal server still is connected with information processing module, information processing module is used for handling the parameter information of the automation computer lab that a plurality of data acquisition device sent to system terminal server, specifically, the process that information processing module handled the parameter information of automation computer lab includes following step:
the method comprises the following steps: the information processing module acquires machine room environment parameters sent to the system terminal server by the data acquisition devices, and marks the number of on-line air conditioners in the machine room environment parameters, the fire alarm probe parameters, the machine room temperature and the machine room humidity as L, ni, tj and Sj respectively;
in the application, i and j respectively represent the number of fire alarm probes and temperature and humidity sensors, and both i and j are positive integers; i =1,2 … … n; j =1,2 … … m;
step two: the information processing module carries out signal conversion on the parameter Ni of the fire alarm probe in real time and obtains the parameter of the fire alarm probe
A time profile; the information processing module sets a low value point and marks a low value line in the change curve;
therein
In the application, the parameters of the fire alarm probe are considered to be electric signals, when smoke is found, corresponding electric signals are generated, but interference signals are inevitably generated when the electric signals are transmitted, so that low-value points and corresponding low-value lines are arranged to prevent the transmission of the electric signals from being interfered;
step three: the information processing module sets monitoring period time T, and when the continuous time of the parameter Ni of the fire alarm probe above a low-value line exceeds the monitoring period time T, the information processing module sends an alarm signal to the alarm early-warning module;
when fire alarm probe parameter
When the continuous time above the low-value line is shorter than the monitoring period time T, entering the next step;
in the application, the alarm early warning module is wirelessly or electrically connected with the information processing module, and is used for receiving an alarm signal sent by the information processing module and carrying out alarm reminding;
in a specific embodiment, when the fire alarm probe acquires parameter information, a low-value point and a corresponding low-value line are adopted, and a monitoring period time T is set by a professional, so that the false alarm problem caused by accidental errors is avoided to a great extent;
step four: the information processing module calculates the early warning value YJ by using a calculation formula, wherein the calculation formula is as follows:
wherein alpha and beta are respectively a temperature correction factor and a humidity correction factor;
the information processing module sets an early warning threshold value;
when the early warning value YJ is smaller than the early warning threshold value, the information processing module sends a normal signal to the remote control module; when the early warning value YJ is larger than or equal to the early warning threshold value, the information processing module sends a regulation and control signal to the remote control module;
step five: when the remote control module receives the regulation and control signal, the remote control module acquires the on-line air conditioner opening number L, when the on-line air conditioner opening number L is smaller than Q, the remote control module controls the on-line air conditioner opening number to be increased by one and sends a re-judgment signal to the information processing module, and the information processing module recalculates the early warning value YJ after the period time t;
when the on-line air conditioner starting number L = Q, the remote control module sends an alarm signal to the alarm early warning module, and the alarm early warning module carries out alarm reminding;
it should be noted that Q is the total number of air conditioners.
In the application, when no obvious smoke exists, namely whether a fire disaster occurs or not cannot be directly judged through a fire alarm probe, an early warning value is integrated and calculated through the temperature and the humidity of a machine room, and is compared with an early warning threshold value, a remote control module is arranged, the remote control module can realize remote control on the air conditioner, the effect of reducing the temperature and avoiding the fire disaster is achieved by starting the refrigeration air conditioners one by one, the cycle time is set, the early warning value is recalculated after the cycle time, if the early warning value is lower than the early warning threshold value, the purpose of preventing the fire disaster is achieved by remotely starting the refrigeration air conditioner, and when the early warning value is larger than or equal to the early warning threshold value and the refrigeration air conditioner is completely and remotely started, the remote control module sends an alarm signal to the alarm early warning module, and the alarm early warning module carries out alarm reminding; the alarm early warning module prevents the occurrence of fire in other modes, and can effectively prevent and control the fire before the occurrence of the fire.
The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the closest real situation, and the preset parameters and the preset threshold value in the formula are set by the technical personnel in the field according to the actual situation or obtained by simulating a large amount of data.
The working principle of the invention is as follows: the system comprises a plurality of data acquisition devices, a system terminal server and a data processing device, wherein the data acquisition devices are arranged in an automatic machine room and used for acquiring parameter information of the automatic machine room and sending the acquired parameter information of the automatic machine room to the system terminal server; the parameter information comprises the on-line air conditioner opening number, the fire alarm probe parameters, the machine room temperature and the machine room humidity; the information processing module processes parameter information sent to an automatic machine room of the system terminal server by the data acquisition devices, and the information processing module performs signal conversion on the parameters of the fire alarm probe in real time and acquires a change curve of the parameters of the fire alarm probe and time; the information processing module sets a low value point and marks a low value line in the change curve; the information processing module sets monitoring cycle time, when the continuous time of the parameters of the fire alarm probe above a low-value line is shorter than the monitoring cycle time, the information processing module calculates an early warning value, and when the early warning value is greater than or equal to an early warning threshold value, the information processing module sends a regulation and control signal to the remote control module; the remote control module is used for receiving the regulation and control signals, the remote control module obtains the number of the on-line air conditioners which is smaller than the total number of the air conditioners, the remote control module controls the number of the on-line air conditioners to be increased by one, and the remote control module sends the re-judgment signals to the information processing module.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The automatic machine room online monitoring system based on data transmission is characterized by comprising a plurality of data acquisition devices, a system terminal server, an information processing module and a remote control module, wherein the system terminal server is connected with the data acquisition devices through RS232C interfaces;
the data acquisition devices are arranged in the automatic machine room and used for acquiring parameter information of the automatic machine room and sending the acquired parameter information of the automatic machine room to the system terminal server; the parameter information comprises the on-line air conditioner opening number, fire alarm probe parameters, machine room temperature and machine room humidity;
the system terminal server is connected with the information processing module, the information processing module is used for processing parameter information sent to an automatic machine room of the system terminal server by the data acquisition devices, and the information processing module carries out signal conversion on the parameters of the fire alarm probe in real time and acquires a change curve of the parameters of the fire alarm probe and time; the information processing module sets a low value point and marks a low value line in the change curve;
the information processing module sets monitoring cycle time, when the continuous time of the parameters of the fire alarm probe above a low value line is shorter than the monitoring cycle time, the information processing module calculates an early warning value, and when the early warning value is greater than or equal to an early warning threshold value, the information processing module sends a regulation and control signal to the remote control module;
the remote control module is used for receiving the regulation and control signals, the remote control module obtains the number of the on-line air conditioners in the on-line air conditioners, when the number of the on-line air conditioners in the on-line air conditioners is smaller than the total number of the air conditioners, the remote control module controls the number of the on-line air conditioners to be increased by one, and the remote control module sends the re-judgment signals to the information processing module.
2. The automatic machine room on-line monitoring system based on data transmission as claimed in claim 1, wherein the system terminal server is connected with the system on-duty host computer through a GPRS network; the system on-duty host computer includes display terminal and warning early warning module, the system on-duty host computer still embeds there is the computer lab topological graph, display terminal obtains the computer lab topological graph and shows on the display interface, the system on-duty host computer carries out real-time display from the parameter information that system terminal server received on the display interface.
3. The automatic machine room on-line monitoring system based on data transmission as claimed in claim 1, wherein the process of processing the parameter information of the automatic machine room by the information processing module comprises the following steps:
the information processing module acquires machine room environment parameters sent to the system terminal server by the data acquisition devices, and marks the number of on-line air conditioners in the machine room environment parameters, the fire alarm probe parameters, the machine room temperature and the machine room humidity as L, ni, tj and Sj respectively;
wherein i and j respectively represent the number of the fire alarm probes and the temperature and humidity sensors, and both i and j are positive integers; i =1,2 … … n; j =1,2 … … m;
the information processing module carries out signal conversion on the parameter Ni of the fire alarm probe in real time and obtains the parameter of the fire alarm probe
A time profile; the information processing module sets a low value point and marks a low value line in the change curve;
therein are
The information processing module sets monitoring period time T, and when the continuous time of the parameter Ni of the fire alarm probe above the low value line exceeds the monitoring period time T, the information processing module sends an alarm signal to the alarm early warning module.
4. The automatic machine room on-line monitoring system based on data transmission as claimed in claim 3, wherein when the fire alarm probe parameter
When the continuous time above the low value line is shorter than the monitoring period time T, the information processing module calculates the early warning value YJ by using a calculation formula, wherein the calculation formula is as follows: />
Wherein alpha and beta are respectively a temperature correction factor and a humidity correction factor;
the information processing module sets an early warning threshold value;
when the early warning value YJ is smaller than the early warning threshold value, the information processing module sends a normal signal to the remote control module; when the early warning value YJ is larger than or equal to the early warning threshold value, the information processing module sends a regulation and control signal to the remote control module;
when the remote control module receives the regulation and control signal, the remote control module obtains the on-line air conditioner opening number L, when the on-line air conditioner opening number L is smaller than Q, the remote control module controls the on-line air conditioner opening number to be increased by one, and sends a re-judgment signal to the information processing module, and the information processing module recalculates the early warning value YJ after the period time t.
5. The automatic machine room online monitoring system based on data transmission of claim 4, wherein when the number of on-line air conditioners is L = Q, the remote control module sends an alarm signal to the alarm early warning module, and the alarm early warning module carries out alarm reminding;
wherein Q is the total number of air conditioners.
6. The automatic machine room on-line monitoring system based on data transmission as claimed in claim 1, wherein the parameter information of the automatic machine room further comprises UPS operation condition and parameters, EMS/SCADA parameters;
the EMS/SCADA parameters comprise network and host working conditions, process state change, station working condition input, switch deflection and telemetering out-of-limit.
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