KR100655224B1 - System for monitering/managing dpf/doc and method therefor - Google Patents

Abstract

A monitoring/managing system for a DPF(Diesel Particulate Filter)/DOC(Diesel Oxidizer Catalyst) for a vehicle and a method therefor are provided to prevent deterioration of engine output and increase in fuel consumption by informing accurate condition of the DPF/DOC to a user. A monitoring/managing method for a DPF/DOC for a vehicle, comprises a step(S602,S604,S606) of permitting a monitoring device to detect the amount of soot collected by the DPF/DOC and transmits detected information and vehicle identification information to a DPF/DOC management server; a step(S616) of permitting the DPF/DOC management server to extract inform method information stored in a database on the basis of the vehicle identification information so as to inform regenerating or changing time of the DPF/DOC; a step(S610) of permitting the DPF/DOC management server to judge whether it is time to regenerate or change the DPF/DOC in accordance with the result of comparison between the detected amount of soot and a preset reference value; and a step(S618) of informing the regenerating or changing time of DPF/DOC in accordance with the extracted inform method if it is judged as the regenerating or changing time by the DPF/DOC management server.

Description

Monitoring operation system and method of vehicle smoke reduction device {SYSTEM FOR MONITERING / MANAGING DPF / DOC AND METHOD THEREFOR}

1 is a network diagram of a vehicle smoke reduction device monitoring and operating system according to the present invention,

2 is a flow chart showing a preliminary preparation procedure for monitoring and operating the vehicle smoke reduction device according to the present invention;

Figure 3 is a flow chart illustrating a process of monitoring and operating the vehicle smoke reduction device in accordance with the present invention.

<Explanation of symbols for the main parts of the drawings>

100: monitoring device 110: vehicle mounted smoke reduction device

120: collection amount information detection unit 130: network communication unit

140: monitoring control unit 150: monitoring display

160: vehicle location information detection unit 310: smoke reduction device management server

320: location based map engine 331: member database

333: Vehicle Management Database 335: Device Information Database

337: maintenance site database 339: payment information database

The present invention relates to the monitoring and operation of a vehicle smoke reduction device, and more particularly, to monitor and manage the state of a vehicle smoke reduction device such as a diesel particulate filter (DPF), a diesel oxide catalyst (DOC), etc. using a network. The present invention relates to a monitoring operation system and method for a vehicle smoke reduction device.

In general, the exhaust device of a vehicle diesel engine is combusted in a cylinder of the engine and exhausted to the outside through an exhaust manifold, an exhaust pipe, and a silencer.

Exhaust gases emitted by combustion in the engine are carbon monoxide (CO), hydrocarbons (HC), nitrogen oxides (NOx), carbon particles, and the like, which are emitted into the atmosphere, causing serious air pollution.

In order to reduce such air pollution, environmental regulations on emission limit standards have been strengthened to drastically reduce vehicle emissions.In addition, the automobile industry has also reduced environmentally friendly emissions by reducing harmful gases emitted from vehicles. Various smoke reduction devices were developed to produce phosphorus cars.

DPF, one of these smoke reduction devices, is a technology that collects particulate matter discharged from diesel engine with filter, burns it (regenerates), and collects incident material again and keeps using it. Has performance.

However, the DPF has a back pressure on the engine as particulate matter is trapped in the filter, thereby sacrificing power and fuel consumption rate, and in the worst case, the vehicle is suddenly stopped due to excessive pressure on the engine. There is a problem that can be.

Normally, when the particulate matter is collected at an appropriate level, a warning light is turned on to inform the driver of the timing of regeneration, but if the driver ignores or forgets it, the above-mentioned disadvantages are likely to occur.

Therefore, the development of a new technology that can solve the problems of the smoke reduction device is urgently required, in the present invention, the vehicle smoke reduction device that can remotely monitor and manage the status of the vehicle smoke reduction device using a network from this point of view This paper proposes a monitoring operation system and method.

On the other hand, a technology for monitoring the state of the vehicle using a network has been proposed as a patent application.

Examples thereof include Korean Patent Laid-Open Publication No. 2002-0007474, "Vehicle Monitoring System and Control Method Using the Network," and Korean Patent Laid-Open Publication No. 2005-0026232, "Automotive Self-Diagnostic System Using a Communication Network."

In the former patent application, when a novice driver or a driver travels on a trail or a long distance, a manager connects to a service company related to driving a vehicle using a portable communication terminal and inputs a signal for monitoring. It is a technology that monitors the moving state of the vehicle using the information system so that the driving is performed together, and provides various road information as well as traffic conditions and guidance information.

In the latter patent application, the car status information detected by the sensor located in the inspection unit is sent to the car diagnostic server using a communication network, and the car diagnostic server containing various databases diagnoses the car status information to obtain the car diagnostic information. In addition, the vehicle diagnostic information is transmitted to the driver again, and the driver checks the vehicle diagnostic information through a display unit such as an internally connected liquid crystal panel.

However, the former is a technology for providing driving guidance information after monitoring the driving environment of the vehicle, and the latter is a technology for general maintenance such as ABS diagnosis, oil diagnosis, TCU diagnosis, air bag diagnosis, etc. These are not technologies that can be applied to customized services that check and guide playback times.

The present invention has been proposed to solve such a conventional problem, and the first object of the present invention is to remotely monitor the state of the vehicle smoke reduction device such as DPF, DOC, etc. by using a network to guide the regeneration or exchange time or location-based It is to provide a monitoring and operation system of a vehicle smoke reduction device that can provide customized services such as guiding nearby maintenance places using technology.

It is a second object of the present invention to provide a monitoring and operating method of a vehicle smoke reduction device which can be managed so that rapid maintenance can be made after accurately grasping the state of the smoke reduction device through such a monitoring system.

As an aspect of the present invention for realizing the above object, a monitoring operation system of a vehicle smoke reduction device is mounted on a vehicle for monitoring, managing, and operating a state of a smoke reduction device that collects smoke exhausted from an engine as a filter. A monitoring management system for a smoke reduction device, comprising: a collection amount information detection unit for detecting a collection amount of smoke by a smoke reduction device, and a vehicle management database storing designated notification type information for notification of regeneration (or replacement) of the smoke reduction device; And after receiving the detected collection amount through the wireless network and determining whether the regeneration (or exchange) time of the smoke reduction device has arrived based on the comparison result with the preset reference value, regeneration (or exchange) based on the designated notification method. It includes a smoke reduction device management server to notify the time.

According to another aspect of the present invention, a method for monitoring and operating a smoke reduction device for a vehicle includes: a vehicle equipped with a monitoring device for checking a state of a smoke reduction device mounted on a vehicle and collecting smoke from the engine by a filter, and managing the smoke reduction device; A method for monitoring and controlling a smoke reduction device for a vehicle in which a server monitors, manages, and operates a monitoring device through a network, wherein the monitoring device detects a collection amount of smoke by the smoke reduction device, and manages the smoke reduction device together with the vehicle identification information. Extracting the notification method information previously stored in the database based on the identification information of the vehicle for the notification of the regeneration (or exchange) of the smoke reduction device; and the smoke reduction device management. Based on the result of the comparison between the amount of collection detected by the server and the preset reference value, Determining whether the regeneration (or exchange) time of the low reduction device has arrived; and when the regeneration (or exchange) time is determined by the smoke reduction device management server, the regeneration (or exchange) time based on the extracted notification method. Notifying the step.

Hereinafter, exemplary embodiments will be described in detail with reference to the accompanying drawings. Through this embodiment, it is possible to better understand the objects, features and advantages of the present invention. However, the present invention is not limited to these examples.

1 is a network diagram of a vehicle smoke reduction device monitoring and operating system according to the present invention.

As shown therein, the monitoring operation system according to the present invention includes a vehicle-mounted monitoring device 100, a smoke reduction device management server 310, a location-based map engine 320, various databases 331 to 339, and the like. The on-vehicle monitoring device 100 includes a collection amount information detection unit 120, a network communication unit 130, a monitoring control unit 140, a monitoring display 150, a vehicle location information detection unit 160, and the like.

Vehicle-mounted smoke reduction device 110 is implemented in a known DPF, DOC, etc. to collect particulate matter discharged from a diesel engine mounted on a vehicle with a filter.

The collection amount information detection unit 120 detects the collection amount of the particulate matter by the smoke reduction device 110 and transmits the collection amount to the monitoring control unit 140. The collection amount information detection unit 120 may be implemented as a pressure sensor for detecting the weight of the collection amount.

The vehicle location information detection unit 160 detects the current location information of the vehicle on which the smoke reduction device 110 is mounted and returns to the monitoring control unit 140 at the request of the monitoring control unit 140. The vehicle location information detector 160 may be implemented by a known GPS receiver.

The monitoring display 150 is installed in an instrument panel in a vehicle interior, and displays the collection amount information detected by the collection amount information detection unit 120 so that a user can identify or reduce the smoke in accordance with a control signal of the monitoring control unit 140. It outputs a guide message and maintenance site guide information using a location-based technology for the reproduction (or exchange) time transmitted from the management server 310 through the network communication unit 130 to the screen.

The network communication unit 130 transmits and receives information with the smoke reduction device management server 310 through the wireless network 201 according to the control signal of the monitoring control unit 140. The network communication unit 130 transmits the collection amount information detected by the collection amount information detection unit 120 to the smoke reduction device management server 310, and the current location information of the vehicle detected by the vehicle location information detection unit 160. Send to the smoke reduction device management server 310.

The monitoring control unit 140 manages the operation of the individual functions such as the collection amount information detection unit 120, the network communication unit 130, the monitoring display 150, the vehicle location information detection unit 160, and the interworking function.

The member database 331 stores member management information such as personal information provided when a user of the smoke reduction apparatus 110 applies for the monitoring operation service according to the present invention.

The vehicle management database 333 stores vehicle management information such as a vehicle model and a model year of the vehicle on which the smoke reduction device 110 is mounted.

The device information database 335 stores plural types, collection amount information, reproduction (or exchange) timing information, etc., of the smoke reduction device 110 mounted on the vehicle.

The maintenance site database 337 stores location information of maintenance companies capable of regenerating or replacing the smoke reduction device 110.

The payment information database 339 stores information related to payment of costs incurred by the application for the monitoring operation service according to the present invention or costs incurred by the installation, regeneration, exchange, etc. of the smoke reduction device 110.

The location-based map engine 320 receives the current location information of the vehicle detected by the vehicle location information detector 160 and the location information of the maintenance companies stored in the maintenance location database 337, and based on the map data 321, Based on the current location to search for nearby maintenance companies to generate the map information.

The user PC 403 is a means for connecting a user equipped with the smoke reduction device 110 to his vehicle via a wired network 203 to a website operated by the smoke reduction device management server 310. It can be implemented as a networked computer with a browser.

Maintenance company PC 405 is a maintenance company that can provide a regeneration and replacement service of the smoke reduction device 110 to connect to the website operated by the smoke reduction device management server 310 via a wired network (203). As a means for this, it can be implemented by a network computer equipped with an internet browser.

The smoke reduction device management server 310 operates a website that can be accessed through the wired network 203 or the wireless network 201, and through such a website, membership registration, application for reservation of smoke reduction device, reservation and regeneration (or Exchange) Supports a series of preliminary procedures such as input of timing notification and payment of costs. In addition, the smoke reduction device management server 310 determines the reproduction or replacement time of the vehicle-mounted smoke reduction device 110 based on the collection amount information detected by the collection amount information detection unit 120 to monitor the monitoring display 150. Notify the time of regeneration or exchange through the user, or notify the time of regeneration or replacement based on the notification method registered by the user. In addition, the map information of the neighboring maintenance company information generated by the location-based map engine 320 is provided through the monitoring display 150 of the monitoring device 100 or transmits the corresponding map information based on a pre-registered notification method.

A monitoring process of the smoke reduction device performed by the monitoring operation system of the vehicle smoke reduction device according to the present invention configured as described above will be described with reference to FIGS. 1 to 3.

First, a user who wants to receive the monitoring operation service of the present invention uses a user PC 403 installed with a browser for internet access to a service site operated by the smoke reduction device management server 301 through a wired network 203. (S502).

The user who accesses the service site provides personal information according to the general Internet site membership registration procedure to sign up as a web member (S504), and vehicle management information such as a vehicle type and model year of the vehicle to be equipped with the smoke reduction device 110. Provides such as to apply for the mounting of the smoke reduction device 110 (S506).

In this case, the personal information provided by the user in step S504 is stored in the member database 331 by the smoke reduction device management server 301, and the vehicle management information provided by the user in step S506 is the smoke reduction device management server 301. Is stored in the vehicle management database 333.

The smoke reduction device management server 310 may include a plurality of types of smoke reduction devices 110 that can be mounted in a vehicle from the device information database 335 when a user is requested to install the smoke reduction device 110 (eg, DPF, It reads various related information such as DOC, etc. and provides it to the user through the user PC 403, and reads the location information of the maintenance companies that can install the smoke reduction device 110 from the maintenance place database 337. 403) to the user. Alternatively, when providing location information of maintenance companies, map information corresponding to the location information may be provided together with the location-based map engine 320.

Here, after selecting the type and the maintenance location of the smoke reduction device 110 based on the information provided through the user PC 403, if the maintenance date and time is selected (S508).

Next, a notification method for guiding a regeneration or exchange time of the smoke reduction device 110 is input. In this case, the notification through the monitoring display 150 is set as a default value, and other notification methods such as short message (SMS), e-mail (E-mail), and automatic voice guidance through a telephone can be selected. The vehicle management database 333 is stored (S510).

When the service application procedure so far is completed, the smoke reduction apparatus management server 310 calculates a cost for providing a service based on the related information stored in the payment information database 339 and requests a payment (S512). At this time, the payment can be selected, such as card payment, online remittance payment, this is the same as the known Internet payment process will not be described in detail (S512).

The user who has completed such a series of preliminary procedures puts his vehicle into the maintenance site (maintenance company) selected in step S508, and requests the installation of the smoke reduction device 110, and the maintenance company provides the maintenance company PC 405. After accessing the website operated by the smoke reduction device management server 310 to check the work content, the smoke reduction device 110 and the monitoring device 100 are mounted on the vehicle.

The smoke reduction device 110 collects particulate matter discharged from the diesel engine as a filter while the vehicle is running, and the collection amount information detection unit 120 detects the amount of particulate matter collected by the smoke reduction device 110 to monitor the controller. Transfer to step 140 (S602).

The monitoring control unit 140 calculates the actual collection amount based on the collection amount detection value transmitted from the collection amount information detection unit 120, and displays the calculated collection amount through the monitoring display 150 and the network communication unit 130. And to the smoke reduction device management server 310 through the wireless network 201. For example, it is preferable to set the collection amount measurement and transmission cycle in units of 1 hour, and when the collection amount information detection unit 120 is implemented as a pressure sensor, a pressure detection value of 30 Kpa may calculate that the collection amount is about 30 grams. If it is 50Kpa, it can be calculated that the collection amount is about 60 grams.

At this time, the monitoring control unit 140 transmits the collection amount calculation result to the smoke reduction device management server 310 to identify identification information of the vehicle, for example, a contracted unique number so that the smoke reduction device 110 can be identified at the server side. Detection is performed (S604) and transmitted together with the collection amount calculation result (S606).

The smoke reduction device management server 310 collects the collection amount calculation result and the vehicle identification information transmitted from the plurality of monitoring devices 100 (S608), and compares the preset reference value and the collection amount calculation result with the corresponding smoke reduction device ( It is determined whether the regeneration (or exchange) timing of 110 has arrived (S610).

When the reproduction (or exchange) time of the specific smoke reduction device 110 arrives, the vehicle management database 333 is searched to extract vehicle management information corresponding to the vehicle identification information, and the extracted vehicle management information is used. Request the vehicle location information from the monitoring control unit 140 through the wireless network 201 and the network communication unit 130.

The monitoring control unit 140 requests the vehicle location information detection unit 160 to detect current location information of the vehicle on which the smoke reduction device 110 is mounted, and can be implemented by a known GPS receiver or the like. 160 extracts and returns the current position information of the vehicle (S612).

The monitoring control unit 140 transmits the current location information of the vehicle extracted by the vehicle location information detecting unit 160 to the smoke reduction device management server 310, and the smoke storage reduction management server 310 sends the location-based map engine 320 to the location-based map engine 320. Ask for map information from your local maintenance company. To this end, the smoke reduction device management server 310 provides the location-based map engine 320 with the current location information of the vehicle detected by the vehicle location information detection unit 160 and location information of maintenance companies stored in the maintenance location database 337. do.

Then, the location-based map engine 320 receives the current location information of the vehicle detected by the vehicle location information detection unit 160 and the location information of the maintenance companies stored in the maintenance location database 337 and based on the map data 321. Based on the current location of the vehicle to search for a nearby maintenance company to generate the map information, and provides the generated maintenance company map information to the smoke reduction device management server 310 (S614).

Meanwhile, the smoke reduction device management server 310 provided with the maintenance company map information from the location-based map engine 320 searches for the vehicle management DB 333 to provide a notification method for guiding a regeneration or exchange time input in step S510. Extract (S616).

Here, in the case of setting only the notification method through the monitoring display 150, the smoke reduction device management server 310 with the maintenance company map information and the maintenance company basic information (for example, text information including the name and address, etc.) The wireless network 201 and the network communication unit 130 are transmitted to the monitoring device 100, and the monitoring control unit 140 transmits the maintenance company basic information together with the maintenance company map information transmitted from the smoke reduction device management server 310. It outputs through the monitoring display 150 mounted in the vehicle.

On the other hand, if the notification method such as short message (SMS), e-mail (e-mail, automatic voice guidance via phone) is selected in step S510, short message center, e-mail interlocking with the smoke reduction device management server 310 The service is provided through a server, automatic voice guidance server. That is, the short message center and the automatic voice guidance server provide guide messages or guide voices based on maintenance company basic information, and the e-mail server provides guide mail based on maintenance company map information and maintenance company basic information (S618). .

Thereafter, the smoke reduction apparatus management server 310 updates the vehicle management database 333 in which the corresponding information is stored according to the guidance of the reproduction (or exchange) timing of the smoke reduction apparatus 110 (S620).

The user who has been informed of the regeneration (or replacement) time of the smoke reduction device 110 according to step S618 as described above, puts his vehicle at a designated maintenance site (maintenance company) to perform maintenance of the smoke reduction device 110. In request, the maintenance company accesses the website operated by the smoke reduction device management server 310 using the maintenance company PC 405, checks the work contents, and regenerates the smoke reduction device 110 in the vehicle. Provide exchange service. In order to regenerate the smoke reduction device 110, the smoke reduction device 110 is removed from the vehicle and placed in a dedicated particulate matter removal device. After about one hour of treatment time, removal of the collected particulate matter is completed. . A user who cannot wait for a work time for such a reproduction service may request an exchange service, in which case, the user may be exchanged with a new smoke reduction device 110 to perform a reproduction process later.

Finally, the user who is provided with the reproduction or exchange service of the smoke reduction device 110 accesses the service site operated by the smoke reduction device management server 301 through the wired network 203 using the user PC 403. Pay the costs incurred in using the regeneration or exchange service.

In the detailed description of the present invention, only the embodiments of the present invention have been described, but it is obvious that the technology of the present invention can be easily modified and implemented by those skilled in the art within the scope of the technical idea described in the claims below.

Therefore, the scope of the present invention should be interpreted by the following claims, and all the technologies within the equivalent scope should be interpreted as being included in the scope of the present invention.

As described above, the present invention provides a customized service such as monitoring a state of a vehicle smoke reduction device such as DPF, DOC, etc. by using a network to guide regeneration or exchange, or guiding nearby maintenance places using location-based technology. By providing accurate maintenance of the smoke abatement system, it is possible to perform maintenance quickly, thereby preventing the reduction of engine power and the increase in fuel consumption due to the passage of regeneration or replacement.

Claims (7)

The vehicle is equipped with a monitoring device that checks the state of the smoke reduction device mounted on the vehicle and collects the smoke exhausted from the engine as a filter, and the smoke reduction device management server monitors, manages and operates the monitoring device through the network. As a monitoring operation method of a vehicle smoke reduction device, (a) detecting, by the monitoring device, a collection amount of smoke by the smoke reduction device and transmitting the collected amount of smoke to the smoke reduction device management server together with identification information of the vehicle; (b) extracting, by the smoke reduction device management server, notification method information previously stored in a database on the basis of identification information of the vehicle for notification of the reproduction (or exchange) timing of the smoke reduction device; (c) determining, by the smoke reduction device management server, whether a regeneration (or exchange) time of the smoke reduction device has arrived based on a result of comparing the detected collection amount with a preset reference value; (d) notifying the reproduction (or exchange) timing based on the extracted notification method when it is determined by the smoke reduction device management server that the reproduction (or exchange) timing has arrived; Monitoring operation method of the vehicle smoke reduction device comprising a. The method of claim 1, The monitoring operation method, (e) the monitoring device detecting current position information of the vehicle on which the smoke reduction device is mounted and transmitting the current location information to the smoke reduction device management server; (f) extracting, by the smoke reduction device management server, location information of a maintenance company providing a regeneration (or exchange) service of the smoke reduction device from a database; (g) retrieving the location information of a nearby maintenance company based on the current location of the vehicle based on the map data in the location-based map engine at the request of the smoke reduction device management server and generating the map information; More, In step (d), Notifying map information of the maintenance company Monitoring operation method of the vehicle smoke reduction device characterized in that. The method according to claim 1 or 2, The monitoring operation method, (h) acquiring and storing management information relating to a vehicle on which the smoke reduction device is to be mounted and stored in a vehicle management database when the smoke reduction device is applied to be installed through a service site operated by the smoke reduction device management server; , (i) providing a plurality of types of information of the smoke reduction device that can be mounted on the vehicle through the service site; (j) providing location information of a service provider who can install the smoke reduction device through the service site; (k) receiving a notification method for guiding a regeneration (or replacement) time of the smoke reduction device when a specific type of the smoke reduction device and a specific maintenance company are selected through the service site; More, In step (d), Notifying the regeneration (or exchange) timing based on the notification method input in step (k). Monitoring operation method of the vehicle smoke reduction device characterized in that. The method of claim 1, Notification of the regeneration (or exchange) timing according to the step (d) is carried out on the vehicle together with the monitoring device and output through a monitoring display for displaying the soot collection amount detected in the step (a) so as to be distinguishable. that Monitoring operation method of the vehicle smoke reduction device characterized in that. The method according to claim 1 or 4, The notification method of step (d) is any one of a short message (SMS), e-mail (E-mail), automatic voice guidance through the telephone Monitoring operation method of the vehicle smoke reduction device characterized in that. As a monitoring and operation system of a vehicle smoke reduction device that monitors, manages and operates the state of the smoke reduction device mounted on a vehicle and collects the smoke exhausted from the engine as a filter, A collection amount information detection unit for detecting a collection amount of smoke by the smoke reduction device; A vehicle management database storing notification type information designated for notification of the time of regeneration (or replacement) of the smoke reduction device; After receiving the detected collection amount through the wireless network and determining whether the regeneration (or exchange) time of the smoke reduction device has arrived based on a comparison result with a preset reference value, the regeneration (or Soot reduction management server to notify the exchange Monitoring operation system of the vehicle smoke reduction device comprising a. The method of claim 6, The monitoring operation system includes a vehicle location information detection unit for detecting current location information of the vehicle on which the smoke reduction device is mounted; A maintenance place database storing location information of maintenance companies capable of regenerating or replacing the smoke reduction device; The vehicle location information detection unit receives the current location information of the vehicle and the location information of the maintenance companies stored in the maintenance place database, and searches for a nearby maintenance company based on the current position of the vehicle based on the map data and maps the map information. Location-based map engine to be notified by the smoke reduction device management server Monitoring operation system of a vehicle smoke reduction device further comprising a.

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