30results about How to "Know the operation status in real time" patented technology

The invention discloses a GPRS-based wireless remote online monitoring system of a distributed arrester, comprising a distributed field detection terminal, field detection terminals, a mobile base station, Internet, a router, a monitoring computer and monitoring client computers. The mobile base station, the Internet and the router are all public information infrastructures. The distributed fielddetection terminal is used for completing real-time online detection of the operating parameters of the arrester and realizing wireless remote transmission of the operating parameters to the mobile base station via a wireless access module. The monitoring computer is used for remote monitoring of the field operating condition of the arrester and remote control of the working mode, relevant information management and user management of the detection terminal. The system is the remote, non-contact, networked and real-time online monitoring system, and the monitoring is accurate, real-time, convenient and strong in practicality.

The invention discloses a monitoring and self-healing method and apparatus for a distributed search cluster system. The method comprises the steps of acquiring values of preset monitoring indexes of cluster nodes of the distributed search cluster system in real time; based on the values of the preset monitoring indexes of the cluster nodes, performing matching with a preset monitoring policy to obtain abnormal event information corresponding to the cluster nodes and processing information corresponding to abnormal events; and based on the abnormal event information corresponding to the cluster nodes and the processing information corresponding to the abnormal events, processing target cluster nodes with abnormal events, thereby realizing monitoring and self-healing of the distributed search cluster system. According to the method and the apparatus, the overall running state of the distributed search cluster system can be obtained in real time, wherein the overall running state includes information such as a resource usage state of the distributed search cluster system, health states of the cluster nodes of the distributed search cluster system, an instant access amount of the distributed search cluster system and the like; and the self-healing is realized when the cluster nodes are abnormal (including overloading).

The invention provides a method and a device for supplying power to chassis equipment of a communication machine room. In the method for supplying power, an output end of a standby UPS is connected in series with an input end of a primary UPS bypass; a primary UPS is used as a power supply of single power supply equipment in a chassis and used as one path of power supply of dual power supply equipment in the chassis at the same time; and the standby UPS is used as the other path of power supply of the dual power supply equipment in the chassis. The invention also provides the corresponding device for supplying power. The method and the device are suitable for service power distribution of the chassis with the single power supply equipment and the dual power supply equipment, the primary UPS and the standby UPS are adopted to share load, the reliability of power supply is improved and the load power supply is not required to be switched regularly.

The invention provides a system of measuring generating power of photovoltaic modules. The system comprises a plurality of photovoltaic modules, a photovoltaic module measurement device, a gateway, a direct current combiner box, a direct current distribution cabinet, an inverter, an environment monitor, and a data processing unit. The photovoltaic module measurement device is connected with the photovoltaic modules. The gateway is connected with the photovoltaic module measurement device. The direct current combiner box is connected with the photovoltaic modules and the photovoltaic module measurement device. The direct current distribution cabinet is connected with the direct current combiner box. The inverter is connected with the direct current distribution cabinet. The data processing unit is respectively connected with the gateway and the environment monitor and used for receiving voltage and current of the photovoltaic modules, receiving the total irradiance, direct irradiance, diffusivity, environmental temperature, module temperature and wind speed of the horizontal plane, and outputting generating power of the photovoltaic modules. The system has the advantages that the demands of the photovoltaic generating system for module operating state and generating power analysis are met, operating states and generating states of the photovoltaic modules are known timely, and generated power loss is reduced.

The invention discloses a method for presenting a machine room in a multi-dimension way and monitoring the machine room in real time in a WEB environment. The method comprises the following steps: 1, constructing a local area network consisting of machine room equipment, a cabinet server and a display front end, namely, an SOC (Security Operation Center) platform, wherein the cabinet server is connected with the machine room equipment to acquire data, and the display front end is taken as a terminal for realizing real-time display of state parameters of the machine room equipment; (2) configuring information of accessed machine room equipment on the cabinet server, and sending a data request for acquiring running parameters of the cabinet in real time to perform monitoring; (3) aggregating real-time information of the cabinet server by using the SOC platform; (4) resolving a real-time information set and pushing the resolved real-time information set to the display front end by the cabinet server; and (5) drawing a three-dimensional machine room graph by using HTML5 / JavaScript at the display front end and presenting real-time information of the cabinet server. Through adoption of the method, machine room monitoring availability is improved; user experience is improved; an administrator can get an overall running condition of the machine room in real time, including relevant information of the cabinet and the server such as running states; and information of the machine room can be displayed to a user in a multi-dimension and multi-angle way to bring most intuitive experience to the user.

The invention provides a portal crane holographic detection method and a safety monitoring platform. The holographic detection method is divided into a quantitative detection project and a qualitative detection project. The safety monitoring platform comprises a remote terminal 1, internet 2, a gateway 3, a field industrial Ethernet 4 and a plurality of field sensing networks 5, wherein each field sensing network 5 comprises a field instrument 6 and a sensor set 7. The holographic detection method can be used for carrying out comprehensive online monitoring detection on a crane so that the labor intensity of detectors is greatly alleviated, manpower is saved and the working efficiency is improved. The current operation situation of mechanical equipment can be known in real time by equipment using and managing workers; meanwhile, remote real-time monitoring can be carried out; and the problems can be conveniently found in time and corresponding measures are adopted, and accidents are avoided. Manufacturers of equipment can know about the problems in an equipment operation process in time and theoretical foundations are provided for the improvement of the equipment.

The invention discloses a field measuring and controlling unit for fowl intensive cultivation. The field measuring and controlling unit for the fowl intensive cultivation consists of four function parts of a controller, an input device, an output device, and a wireless network. The controller uses a single chip STC12C5A60S2 as the core. The single chip collects the input information of an illumination sensor, an ammonia gas sensor, a temperature sensor and a humidity sensor in the cultivation field, the opening / closing of an air window, a fan and a wet curtain is adjusted by the analysis operation processing, so that the ammonia concentration, the illumination intensity, and the temperature / humidity of the cultivation field are within the optimal range; while the cultivation field occurs the abnormal situation (such as excess temperature, excess ammonia concentration), a buzzer sends an alarm signal; a function key module is used for adjusting and setting the main control parameters of the measuring and controlling unit in situ; the voice communication between the field and a duty room can be realized by a microphone; and a camera and a wireless network transmission technology are used for performing the all-dimensional and multi-factor monitoring to a fowl house, so the operation states of executing devices, such as the air window, the fan and the wet curtain, in the fowl cultivation field can be known in real time.

The invention discloses an in-well electromagnetic receiver for detecting underground electrical structure. Apparent resistivity and apparent polarizability of an underground medium are measured so as to acquire electrical abnormality around a well head. The in-well electromagnetic receiver is mainly composed of a well head control unit, a winch and cable and an in-well detection pipe, and measuring range includes a three-component magnetic field B, three-component dB / dt and electric field vertical component. The in-well electromagnetic receiver realizes multi-component and multi-parameter measurement, is high in real-time data transmission speed, has lower noise at low frequency and is suitable for exploration of deep metal ore.

The present invention discloses a water quality water purification system based on APP remote control. The water quality water purification system comprises a water quality water purification device and a remote control system, wherein the water quality water purification device comprises an ultra-filtration membrane, a first reverse osmosis membrane and a second reverse osmosis membrane, the remote control system comprises a central processing unit, a server, a wireless router and a mobile phone terminal, and an APP remote control program is set in the mobile phone terminal. According to the present invention, the atmega128 high-performance single-chip microcomputer and the low power consumption USR-WIFI232-T WiFi module are used so as to effectively improve the communication performance of the water purification system; the multi-thread technology based on Android is used, and the scheme that the water quality water purification device, the server and the mobile phone terminal communicate in the external network state, such that the pressure of the server can be substantially reduced, and the problem that the current market water purification system cannot be subjected to remote control can be effectively solved.

The invention relates to a motor controller and a method. The motor controller comprises a single-chip microcomputer circuit, a photoelectric isolation circuit, an amplifying circuit, a switch circuit, a feedback circuit and a brushless motor. The single-chip microcomputer circuit generates a pwm direct-current signal, and adjusts the output of the pwm direct-current signal according to a positionsignal and a steering signal. The photoelectric isolation circuit is used for carrying out optoelectronic isolation on the pwm direct-current signal. The amplifying circuit is used for amplifying thepwm direct-current signal. The switch circuit is used for carrying out the conduction according to the pwm direct-current signal, and generating a pwm three-phase square wave signal. The brushless motor generates a circular magnetic field in the brushless motor according to the pwm three-phase square wave signal so as to control the operation of the rotor of the brushless motor. The feedback circuit detects the input current of the brushless motor in real time, acquires the position and the steering of the rotor, generates current, position and steering signals and transmits the signals to the single-chip microcomputer circuit. Compared with the prior art, the safety of the single-chip microcomputer circuit can be effectively ensured. Meanwhile, the anti-interference capability is high, and the circular magnetic field is synthesized. The direct-current voltage utilization rate is improved, and the cost is reduced.

The invention discloses a detection method and a control system for detecting the tightness of an engine air cylinder as well as an engine system. The method comprises the following steps of: firstly, obtaining an engine real-time rotating speed signal and a crank real-time rotating angle signal; secondly, selecting a first crank rotation angle a1 and a second crank rotation angle a2 and selecting engine rotating speeds b1 and b2 corresponding to two different crank rotating angles within the same period of crank rotation according to the real-time signals, and calculating an absolute value of b1-b2 so as to further judge whether the absolute value of a difference value between the absolute value of b1-b2 and a rotating speed standard value b of an internal engine is more than a pre-set standard value C or not; and finally, sending a corresponding display instruction according to a judging result. With the adoption of the detecting method, the detection of the tightness of the air cylinder can be realized under an engine operation state. Therefore, an operator is good for knowing about an operation condition of the air cylinder in real time; the engine can be prevented from being operated under a working condition of low tightness; and the use efficiency of the engine can be improved and the service life of the other parts can be prolonged.

The invention relates to a method and a system for reliable communication between dual processors of a TBox, and the method comprises the steps: enabling other processes of an MPU of the TBox to periodically send a running state to a monitoring process, and enabling the monitoring process to establish a data frame representing the running state of each other process; periodically sending the dataframes to the MCU of the TBox by the monitoring process; and judging the running condition of each process of the MPU by the MCU according to the received data frame. By monitoring the process of theMPU through the MCU, the situations that when the MPU is abnormal and cannot be recovered by itself, but the MCU does not know the state of the MPU, system function errors are caused, and services cannot run normally can be effectively avoided.

The invention belongs to the technical field of power distribution system operation and maintenance, and particularly relates to an efficient and safe power distribution network electric energy operation system. The efficient and safe power distribution network electric energy operation system comprises a data acquisition module, a polymorphic edge calculation module and a protocol standard module, wherein the data acquisition module is internally provided with a data acquisition instrument, and the data acquisition instrument comprises an ammeter monitoring instrument, a temperature and humidity sensor, a bus temperature measuring instrument, an electrical fire hazard monitoring instrument, a water immersion detector, a smoke sensor and a camera; the polymorphic edge calculation module atleast comprises a communication management machine; and the protocol standard module is used for acquiring protocol standards including RS232, RS422, RS485, UART and ModBus for instrument and equipment data acquisition. Based on the efficient and safe power distribution network electric energy operation system, unified and normative display of data, real-time data analysis and equipment alarm ofa multi-dimensional terminal can be realized, and reasonable regulation and control can be carried out according to related alarms. Intelligent management of the platform is realized, and considerableenergy consumption optimization is brought to enterprises, and energy consumption cost is saved for users and enterprises.

The invention relates to a tail gas absorption device for detecting the performance of an SCR (Selective Catalytic reduction) denitration catalyst and a tail gas absorption method of the tail gas absorption device and belongs to the field of detection and evaluation of the performance of the SCR denitration catalyst. The tail gas absorption device comprises an absorption solution preparation and storage system, a tail gas absorption and control system and a waste solution storage and conveying system; a NaOH solution is used for simulating as a tail gas absorption solution for simulating fluegas; two absorption tanks and one control cabinet are arranged and are combined with signals including liquid levels of the absorption tanks and, the pH (Potential of Hydrogen) value and the like; supplementation of an absorption solution, emission of a waste solution in the absorption tanks and switching of the absorption tanks are realized by adopting a switching valuve control manner. Tail gasentering the absorption tanks is in sufficient contact with the absorption solution to react through an absorption tank bubbling device and an air flow disturbance mechanism; the tail gas absorption device is mainly used for absorbing pollutants including SO2, SO3 and, NO2 and the like in the tail gas, has the advantages that the stability of a system is strong, manual control and automatic control are combined to use, continuous operation can be realized, the pollutants including the SO2, the SO3 and, the NO2 and the like can be completely absorbed and the like, and has a relatively good application prospect.

The invention provides a 10 kV intelligent high-and-low-voltage prefabricated substation which comprises a high-voltage chamber, an automatic chamber, a transformer chamber, a low-voltage chamber, a communication chamber, a concentrator chamber and a housing, wherein a high-voltage cabinet is arranged in the high-voltage chamber and adopts a full-sealed gas insulating 10 kV ring main unit; an electric operating mechanism and a breaking-closing position signal auxiliary contact are respectively mounted on charge switches for ring in and ring out of the ring main unit; a fault indicator with a signal contact output and a current transformer are arranged on the 10 kV line side of the ring main unit; the fault indicator is provided with an auxiliary fault signal output contact; position signals of the charge switches, a fault signal of the fault indicator and a current signal of the current transformer are output to an automatic device. The substation can learn about a real-time operation condition of a box transformer substation so as to judge the existence of a fault point as early as possible and enable a fault box transformer substation to stop operation within the shortest time, so that spreading of the fault point and other safety accidents can be effectively prevented.

The invention discloses a POD digital printing technology based on the IOT (Internet of Things) technology, and relates to the technical field of digital printing. The POD digital printing technology comprises the following steps that 1, enabling digital printing equipment to be connected to a far-end intelligent management platform under the support of a network, acquiring the operation condition of the equipment at the far end in real time so that faults can be prevented in advance, wherein a camera is additionally arranged at the position of the digital printing equipment so as to monitor the printing equipment in real time. According to the invention, the IOT technology is applied to the POD digital printing technology; the digital printing equipment is connected to the far-end intelligent management platform under the support of the network, so the operation state of the equipment can be known at the far end in real time so that faults can be prevented in advance; moreover, the digital printing equipment is additionally provided with the camera, so the real-time monitoring can be conducted on the printing equipment; after the equipment breaks down, the faults can be found and processed immediately, so that the maintenance time is shortened, and the production efficiency is improved.

The invention relates to a magnetic splicing assembly and a spliced toy with the same. The magnetic splicing assembly comprises a plurality of unit bodies which are spliced together, and convex blocksare arranged on one end faces of the unit bodies and fixedly connected with the unit bodies; first counterbores are formed in the end faces, away from the unit bodies, of the convex blocks, and firstmagnetic sheets are fixedly arranged in the first counterbores; concave holes are formed in the other end faces of the unit bodies; second counterbores are formed in the concave holes, and second magnetic sheets are fixedly arranged in the second counterbores; and when every two adjacent unit bodies are spliced, the convex block on one of the unit bodies can be embedded in the concave hole in theother unit body, and the first magnetic sheet on the convex block and the second magnetic sheet in the concave hole are magnetically attracted. Compared with the prior art, every two unit bodies aremagnetically spliced, thus the connection strength between every two adjacent unit bodies can be enhanced, meanwhile, the connection speed of every two unit bodies can also be increased, the magneticsplicing assembly can be conveniently and quickly assembled, and thus convenience is improved.

The invention discloses a comprehensive automatic comprehensive operation and maintenance monitoring system for a railway marshalling station, which can be used for effectively preventing equipment system faults, effectively monitoring network attacks and carrying out real-time early warning and prompting through the comprehensive operation and maintenance monitoring system. Operation and maintenance personnel can be helped to know the operation conditions of equipment and a service system in real time and synchronously perform centralized management on basic data such as equipment ledgers, safety related information such as system operation logs, flow and performance is collected in real time, operation and maintenance management personnel are assisted to perform accurate decision making and effective emergency disposal, and the comprehensive maintenance level of the system is greatly improved.

The invention discloses an in-well electromagnetic receiver for detecting underground electrical structure. Apparent resistivity and apparent polarizability of an underground medium are measured so as to acquire electrical abnormality around a well head. The in-well electromagnetic receiver is mainly composed of a well head control unit, a winch and cable and an in-well detection pipe, and measuring range includes a three-component magnetic field B, three-component dB / dt and electric field vertical component. The in-well electromagnetic receiver realizes multi-component and multi-parameter measurement, is high in real-time data transmission speed, has lower noise at low frequency and is suitable for exploration of deep metal ore.

The invention relates to a furnace body structure for a combustion furnace. The furnace body structure comprises a furnace body. The furnace body sequentially comprises a steel outer layer, a detection layer I, an anti-corrosion layer, a detection layer II, a heat insulation layer, a detection layer III and a fire-resistant layer from outside to inside. The thickness ratio of the steel outer layer, the detection layer I, the anti-corrosion layer, the detection layer II, the heat insulation layer, the detection layer III and the fire-resistant layer is (6-9):1:(2-3):1:(2-4):1:(3-6). The furnacebody structure is reliable in use and safe to operate. The condition of a furnace wall can be known in real time.

The invention discloses detection equipment for measurement and control of an intelligent cloud processing energy-saving heating terminal. The equipment comprises a fixed part, a detection machine isdisposed in the fixed part, and an observation machine is disposed on the lower surface of the fixed part. The equipment has the beneficial effects that a heat inlet pipe and a terminal pipe are arranged to convey hot steam to the heating terminal, when the hot steam is discharged into a fixing cylinder from the heat inlet pipe, the hot steam makes contact with heat transfer pieces, the heat transfer pieces transfer heat into arc plates, the arc plates transfer the heat into a temperature sensor, data sensed by the temperature sensor are displayed through a display, meanwhile when the hot steam is discharged into the fixing cylinder from the heat inlet pipe, the hot steam directly impacts the surfaces of fan blades. therefore, the hot steam pushes the fan blades to rotate, the fan blades rotate to drive a rotating rod to rotate, the rotating rod drives a rotating block to rotate, whether the hot steam flows inside the heat inlet pipe and the terminal pipe can be known by judging whether the rotating block rotates and then a user can know the running condition of heating equipment in real time.

The invention relates to an intelligent equipment shadow management method, system and device, equipment and a medium. The method is applied to a service group with a shadow service function, the service group is composed of a plurality of actual copies, and the method specifically comprises the following steps: a target actual copy receiving a handshake message in the plurality of actual copies determines a unique identifier of an intelligent device sending the handshake message according to the handshake message; the target actual copy determines a first actual copy corresponding to the shadow of the intelligent device to be created according to the unique identifier; the first actual copy creates a shadow of the intelligent device according to the unique identifier. According to the method provided by the invention, the shadow management of the intelligent equipment can be improved, so that the complete mapping of the intelligent equipment on an actual copy is ensured, and after the shadow is successfully created, the operation condition of the intelligent equipment can be comprehensively known through the shadow subsequently.

The present invention relates to a method and system for reliable communication between dual processors of TBox. The method includes: other processes of the MPU of TBox periodically send the running status to the monitoring process, and the monitoring process establishes data representing the running status of each other process frame; the monitoring process periodically sends data frames to the MCU of TBox; the MCU judges the running status of each process of the MPU according to the received data frames. Through the process monitoring of the MPU by the MCU, it can effectively avoid the situation that when the MPU is abnormal and cannot be recovered by itself, but the MCU does not know the status of the MPU, resulting in system function errors and abnormal business operations.

The invention provides a system of measuring generating power of photovoltaic modules. The system comprises a plurality of photovoltaic modules, a photovoltaic module measurement device, a gateway, a direct current combiner box, a direct current distribution cabinet, an inverter, an environment monitor, and a data processing unit. The photovoltaic module measurement device is connected with the photovoltaic modules. The gateway is connected with the photovoltaic module measurement device. The direct current combiner box is connected with the photovoltaic modules and the photovoltaic module measurement device. The direct current distribution cabinet is connected with the direct current combiner box. The inverter is connected with the direct current distribution cabinet. The data processing unit is respectively connected with the gateway and the environment monitor and used for receiving voltage and current of the photovoltaic modules, receiving the total irradiance, direct irradiance, diffusivity, environmental temperature, module temperature and wind speed of the horizontal plane, and outputting generating power of the photovoltaic modules. The system has the advantages that the demands of the photovoltaic generating system for module operating state and generating power analysis are met, operating states and generating states of the photovoltaic modules are known timely, and generated power loss is reduced.

The invention provides a system of measuring solar photovoltaic generating efficiency. The system comprises a plurality of photovoltaic modules, a photovoltaic module measurement device, a gateway, a direct current combiner box, a direct current combiner box measurement device, a direct current distribution cabinet, a direct current distribution cabinet measurement device, an inverter measurement device, an environment monitor, and a data processing unit. The photovoltaic module measurement device is connected with the photovoltaic modules. The gateway is connected with the photovoltaic module measurement device. The direct current combiner box is connected with the photovoltaic modules and the photovoltaic module measurement device. The direct current combiner box measurement device is connected with the direct current combiner box. The direct current distribution cabinet is connected with the direct current combiner box and the direct current combiner box measurement device. The direct current distribution cabinet measurement device is connected ith the direct current distribution cabinet. The inverter measurement device is connected with an inverter. The data processing unit is respectively connected with the gateway, the direct current combiner box measurement device, the direct current distribution cabinet measurement device, the inverter measurement device and the environment monitor. The system has the advantages that the operating conditions of the whole photovoltaic system are known in real time and system loss is reduced.

The invention discloses an intelligent water purification system, which includes a main control board for controlling the operation of the intelligent water purification system, an ORP detection unit for detecting the residual chlorine concentration of raw water and water passing through an activated carbon unit, and a TDS for detecting water quality Value detection unit, a flow sensor unit for detecting water flow, a membrane automatic flushing unit for controlling flushing PVDF ultrafiltration membrane; the main control board is provided with an ORP detection control module, a TDS value detection module, a flow detection module, Membrane automatic flushing control module, wireless communication module and display screen control module. The intelligent water purification system of the present invention can display the remaining status of the filter material and water quality data information, which is convenient for the user to understand the situation of cleaning or replacing the filter material.

The invention belongs to the field of spinning machines, and particularly relates to an automatic control method and system for spun yarn broken end cotton suction and a network side server side, the automatic control method for spun yarn broken end cotton suction comprises the steps that a negative pressure value signal sent by a negative pressure detector at the tail end of an air pipe is collected, and the negative pressure value signal is output; data processing is carried out according to the received negative pressure value signal sent by the negative pressure detector at the tail end of the air pipe, and a corresponding instruction is sent; collecting the signal sent by the single-spindle detection sensor for detection, and outputting the signal; and data processing is carried out according to the received signal sent by the single-spindle detection sensor, and a corresponding instruction is sent. According to the device, the specific position of the broken spun yarn can be accurately known, the labor intensity of a turner is reduced, meanwhile, the cotton suction fan can operate at low working frequency for a long time, the production cost of an enterprise is reduced, and the purposes of saving energy, reducing noise, reducing staff and improving efficiency are achieved.

The invention discloses a fuel cell unmanned vehicle system based on digital twinning. The system comprises a fuel cell vehicle, a data acquisition unit, a digital cloud platform, a processor and a control terminal, the fuel cell automobile comprises a hybrid power system and an automobile structure. The data acquisition unit acquires operation physical parameters of an actuator in the hybrid power system; the digital cloud platform carries a digital twinning model, the digital twinning model builds a digital twinning virtual model according to an automobile structure, and the collected parameters and the digital twinning virtual model form a mapping linkage relation; the control terminal receives data of the processor and the digital cloud platform and issues an instruction to correct the operation physical parameters, and it is guaranteed that under the optimal control strategy of the hybrid power system, the actuator operates with the optimal operation physical parameters. According to the system, the operation physical parameter condition and the automobile operation state of the fuel cell unmanned automobile are displayed in real time through the digital twin technology, and real-time monitoring and regulation and control optimization of the fuel cell unmanned automobile are facilitated.

The invention provides a portal crane holographic detection method and a safety monitoring platform. The holographic detection method is divided into a quantitative detection project and a qualitative detection project. The safety monitoring platform comprises a remote terminal 1, internet 2, a gateway 3, a field industrial Ethernet 4 and a plurality of field sensing networks 5, wherein each field sensing network 5 comprises a field instrument 6 and a sensor set 7. The holographic detection method can be used for carrying out comprehensive online monitoring detection on a crane so that the labor intensity of detectors is greatly alleviated, manpower is saved and the working efficiency is improved. The current operation situation of mechanical equipment can be known in real time by equipment using and managing workers; meanwhile, remote real-time monitoring can be carried out; and the problems can be conveniently found in time and corresponding measures are adopted, and accidents are avoided. Manufacturers of equipment can know about the problems in an equipment operation process in time and theoretical foundations are provided for the improvement of the equipment.