EP1580706A1 - Système d'alarme d'incendie. - Google Patents

Système d'alarme d'incendie. Download PDF

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Publication number
EP1580706A1
EP1580706A1 EP05100735A EP05100735A EP1580706A1 EP 1580706 A1 EP1580706 A1 EP 1580706A1 EP 05100735 A EP05100735 A EP 05100735A EP 05100735 A EP05100735 A EP 05100735A EP 1580706 A1 EP1580706 A1 EP 1580706A1
Authority
EP
European Patent Office
Prior art keywords
fire
fire detector
test device
fire alarm
alarm system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP05100735A
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German (de)
English (en)
Inventor
Anton Pfefferseder
Bernd Siber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1580706A1 publication Critical patent/EP1580706A1/fr
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits

Definitions

  • the invention relates to a fire alarm system, as well as a fire detector and a Test device for functional testing of the fire detector.
  • fire detectors are safety-relevant devices, most of them are Use cases, despite the very high reliability of the fire alarm a regular Checking the functionality is recommended or mandatory. This happens For example, in optical smoke detectors in that a maintenance technician the appropriate fire detector and a specially designated test aerosol from a Spraying spray into the measuring volume of the fire detector. The fire detector must then the Fire alarm panel signal an alarm.
  • a maintenance technician the appropriate fire detector and a specially designated test aerosol from a Spraying spray into the measuring volume of the fire detector. The fire detector must then the Fire alarm panel signal an alarm.
  • German patent DE 100 40 570 C1 discloses a portable test device, which is used for functional testing of a Fire detector with an optical smoke detector and with a temperature sensor is suitable.
  • the fire alarm system described below with the characteristics of the independent Claim has the advantage that the fire alarm system a simple and inexpensive Functional test of fire detectors allows. Furthermore, the fire alarm system is characterized characterized in that both the one-time cost and the current Maintenance costs of the fire alarm system are low, since on the one hand, the installation of the Fire alarm system is easy to perform and on the other hand, the fire alarm system automated functional testing of fire detectors. Particularly advantageous is the Fire alarm system with fire detectors in hard-to-reach places, such as under one Ceiling paneling, in rolling doors or in ventilation ducts are housed. Is advantageous Furthermore, existing fire alarm systems simply to a described below Fire alarm system can be upgraded.
  • the setting of the test device by the fire detector also has the advantage that the control unit of the tester easy and cheap can be realized because the control programs necessary for the functional test by the existing evaluation and control unit in the fire detector or by the fire alarm panel self-provided.
  • a connection of the test device to a Communication bus of the fire alarm system is not necessary and it eliminates expensive Interface blocks to the communication bus. It is also particularly advantageous that a Cabling of the test device by control lines is eliminated.
  • the interface of the fire detector at least one switchable Output, in particular at least one switchable contact, for example a relay output, and / or at least one open-collector output (open-collector output),
  • the at least one as c-point output includes designated control output of the fire detector.
  • This control output stems from the fact that bus connections of the fire alarm according to Communication cores from the telecommunications are referred to as a and b connections and therefore another connection of the fire alarm with the consecutive numbering C port referred to as.
  • the control output is an open-collector output.
  • the open-collector output is an output circuit with at least one Transistor, which is characterized in that several open-collector outputs in parallel a single collector resistor are switchable.
  • a further advantage is that the fire detector is designed such that in particular via a Connection to a fire panel is optionally adjustable, whether the interface, in particular the control output, for a display device or for activating the Test device is to be used, since this leads to a high flexibility of the field of application Brandmelders contributes. It is also particularly advantageous that the only control output of the Fire detector is used as an interface to the tester and only one appropriate programming of the fire alarm panel takes place. This happens because of that the fire panel is configured so that the fire panel is known that the control output of this fire detector is not connected to a display device, but with a test device that is suitable for functional testing of the fire alarm.
  • the tester with the bus of the fire alarm system is connected, wherein the connection only to the power supply of the test device via the bus serves.
  • the power supply of the test device via the bus of the fire alarm system contributes advantageously to a yearlong operability of the tester without necessary maintenance work, such as battery replacement, at.
  • the Tester is connected to the power supply bus of the fire alarm system.
  • the test device has a rechargeable energy store has, as a result, on the one hand provided a high energy demand for functional testing can be, while on the other hand, the charging of the energy storage preferably slowly via the bus of the fire alarm system. The bus is thereby advantageously only little burdened.
  • the fire alarm system comprises a fire alarm panel, wherein the Fire detector is designed so that the fire detector the tester in dependence of Signals of the fire alarm center ceases, as this is an automated functional test of Fire detectors of the fire alarm system allows. It is particularly advantageous that the Functional test of the fire alarm panel takes place for each individual detector and the Function test is centrally logged. It is particularly advantageous that at a faulty fire detector, which is detected during the automated functional test, automatically a maintenance service is notified.
  • a fire detector wherein the fire detector is designed such that at least one test device which enables a functional test of the fire detector, is adjustable via at least one interface of the fire detector.
  • the interface of the fire detector has a switchable output, in particular a switchable contact, and / or that over the interface optionally at least one Display device and / or the test device is adjustable and / or that the fire detector is designed such that the fire detector, the test device in response to signals of the Fire alarm panel sets.
  • a test device which is a functional test of at least one fire detector allows, particularly advantageous, wherein the test device is designed such that the Test device of the fire detector is adjustable. It is particularly advantageous that the Test device is spatially separated from the fire detector and / or stationary and / or that the test apparatus with at least one bus of the fire alarm system, in particular a power supply bus, is connected and / or that the power supply the test device is at least partially via the bus and / or that the test device having an energy store, wherein the energy store is preferably rechargeable.
  • the tester enables the function test of the fire detectors.
  • the fire detector has an interface by means of which the fire detector adjusts the test device via the interface. Further becomes a fire alarm and a test device for functional testing of a fire alarm described.
  • Fire detectors for use in professional fire alarm systems partly have a switchable electrical output, which is used for the control of separate Display devices is provided. These displays will normally used when the fire alarm is installed in a non-visible place. Examples For non-visible places are shelves or ventilation ducts. This allows, at one viewable location not far from the fire alarm, if this fire alarm an alarm has triggered.
  • this switchable output is communicated from the fire panel controlled and is therefore independent of the alarm state of the fire alarm switchable.
  • This as c-point output designated control output of the fire detector is in the hereinafter described fire alarm system used to test the stationary Control test device for functional testing of the fire detector.
  • the fire alarm panel Performs a detector-specific, automatic function test of the fire detectors. Becomes determined that by the associated test device (fire detector test system) of the Fire detector can not be triggered, then the fire alarm panel directly Maintenance service notified and / or the faulty fire detector the operating personnel of Fire alarm panel displayed.
  • FIG. 1 shows an overview drawing of the fire alarm system 1 of the first exemplary embodiment, consisting of a fire detector 2, a test device 3 and a connection of the fire detector 2 with the test device 3 via the c-point output 6 of the fire detector 2.
  • the bus 9 has two lines a and b.
  • the bus 9 is a combination of communication bus and power bus.
  • the individual fire detectors 2 as bus subscribers have a constant power consumption for the operation. Power fluctuations are used for information transmission.
  • the fire detector 2 is an optical smoke detector, which operates on the scattered light principle.
  • the fire detector 2 is attached to the ceiling 5.
  • the stationary, so stationary, but spatially arranged by the fire detector 2 tester 3 is also mounted on the ceiling 5 and connected to the bus 9.
  • the connection of the test device 3 to the bus 9 serves to feed the test device 3 from the bus voltage.
  • the sequence of the functional test of the fire detector 2 will be explained below.
  • the fire panel initiates the functional test of a first fire detector 2 by the first fire detector 2 is selected via the bus 9.
  • the fire detector 2 controls the stationary test device 3 via the c-dot output 6, which is designed as an open-collector output.
  • the current consumption of the test apparatus 3 changes from a current I 1 , for example 0 mA, to I 2 , for example 30 mA.
  • the test device 3 generates a flue gas cloud 4, for example a flue gas and / or an aerosol, which is preferably blown by a blower to the fire detector 2. It is ensured that the current consumption of the test device 3 changes only from the c-point output 6 of the fire detector 2 from a constant value I 1 to a second constant value I 2 .
  • the fire panel waits a pre-defined time within which a correctly functioning fire detector 2 must detect an alarm condition and must have triggered an alarm.
  • the functional test was successful. If the fire detector 2 does not trigger, then there is an error. Subsequently, the fire panel sends a corresponding command to the inspected fire detector 2, so that the c-point output 6 of the fire detector 2 is deactivated and thus the stationary test device 3 of fire detector 2 is turned off. The current consumption changes from I 2 to I 1 .
  • the functional test is continued according to the described procedure with further fire detectors 2 of the fire alarm system until all fire detectors 2 have been tested. In the first embodiment, the fire panel is set before the fire detector check in a revision state. This prevents that the fire brigade is automatically alerted by the functional test. Furthermore, the fire alarm panel logs the test carried out and / or the fire alarm panel displays the result of the test.
  • FIG. 2 shows an overview drawing of the fire alarm system 1 of the second Embodiment, consisting of a fire detector 2, a test device 3 and a Connection of the fire detector 2 with the test device 3 via the c-point output 6 of Fire detector 2.
  • the bus 9 consists of a Communication bus 7 with two lines a and b and a power bus 8 with also two lines + U and 0V.
  • the power supply bus 8 is used for the transmission of Energy by providing a voltage + U to OV.
  • This tension + U is carried on the second wire pair (+ U, 0V).
  • the auxiliary voltage + U becomes For example, for the operation of display devices (signalers), such as horns and / or Warning lights, used.
  • the bus is a DC line technology based bus used.
  • This bus can not command from the fire panel be transferred to the fire alarm or back.
  • This bus is also in two-wire technology executed, with all elements connected to the bus a constant current consumption to have.
  • this bus has up to 32 elements connected to the two-wire line connected, the end of the line is terminated via a resistor.
  • One Element is a fire detector.
  • the power consumption of all 32 elements, preferably 0.1 mA per element, together is always smaller than the one flowing through the terminating resistor Electricity. A wire break is detected by the fact that the current flowing through the line a falls below a certain minimum value.
  • a fire detector If a fire detector goes into alarm, it raises his Power consumption so strong that this clearly from the fire panel on the Stub line outside the alarm state flowing quiescent current can be distinguished. If one of the two bus lines is looped through the element and is located in the Element a switch, with which this bus line can be opened, then the element can generate a fault message at the fire alarm panel by opening the switch.
  • This bus is used in this embodiment according to the first embodiment a stationary test device connected. This ensures that the Power consumption of the tester always, so in particular even if the tester activated by the fire detector, has a constant very low power consumption. There No commands are sent from the fire panel to the fire detector on this bus the test device is automatically activated by the fire detector.
  • the fire detector opens a line of DC line technology bus by means of a switch and thereby generates a fault message to the fire panel.
  • the exam will be in This embodiment at regular intervals by the individual fire detectors without Initiation carried out by the fire alarm panel.
  • the Generation of the test aerosol requires a greater power requirement than is available from the bus can be made. Therefore, an energy storage is arranged in the test apparatus, the Required energy in the tester caches. The additional middle one Current load of the DC line technology bus is thereby kept low. alternative or in addition, the fire detector test is therefore carried out at great intervals, for example, months.
  • the fire detector has a Interface, whereby the fire detector sets the test apparatus via the interface, wherein the transmission via the interface electrically and / or optically and / or by radio he follows.
  • the interface of the fire detector has at least one switchable contact on.
  • the fire detector is designed such that optionally at least one display device, for example a horn, via the interface and / or at least one test device is adjustable.
  • the fire alarm alternatively or in addition to the optical smoke detector at least one temperature sensor and / or at least one having chemical sensor.
  • the testing device alternatively or additionally comprises means to cause an alarm triggering temperature increase in the fire alarm and / or a alarm-triggering exposure of the fire detector to a chemical substance guarantee.
EP05100735A 2004-03-26 2005-02-03 Système d'alarme d'incendie. Ceased EP1580706A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004015039 2004-03-26
DE200410015039 DE102004015039A1 (de) 2004-03-26 2004-03-26 Brandmeldeanlage

Publications (1)

Publication Number Publication Date
EP1580706A1 true EP1580706A1 (fr) 2005-09-28

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EP05100735A Ceased EP1580706A1 (fr) 2004-03-26 2005-02-03 Système d'alarme d'incendie.

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EP (1) EP1580706A1 (fr)
DE (1) DE102004015039A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1903528A1 (fr) * 2006-09-21 2008-03-26 Micronas GmbH Dispositif de mélange de gaz et procédé destiné à sa surveillance
DE102010031139A1 (de) 2010-07-09 2012-01-12 Robert Bosch Gmbh Brandmeldevorrichtung
CN102568140A (zh) * 2012-01-16 2012-07-11 南京消防器材股份有限公司 用于火灾报警及联动控制系统的检测装置及其检测方法
WO2015162530A1 (fr) * 2014-04-23 2015-10-29 Tyco Fire & Security Gmbh Détecteur de fumée à auto-test avec source de fumée intégrée
CN106128005A (zh) * 2016-08-15 2016-11-16 广东技术师范学院 一种基于单片机的烟雾检测报警系统
GB2543065A (en) * 2015-10-06 2017-04-12 Thorn Security Smoke detector tester
FR3111727A1 (fr) * 2020-06-19 2021-12-24 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif et système de test pour un détecteur basé sur la détection d’un gaz ou d’un mélange gaz/particules
WO2022002950A1 (fr) * 2020-07-03 2022-01-06 Siemens Schweiz Ag Procédé de test automatique d'un système de détection d'incendie

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005060748B3 (de) * 2005-12-16 2007-03-01 Techem Energy Services Gmbh Brandwarnmelder und Verfahren zu dessen Überprüfung
DE102006023048C5 (de) * 2006-05-17 2014-12-11 Techem Energy Services Gmbh Brandwarnmelder und Verfahren zur Überprüfung dessen Funktionsfähigkeit
DE102009045977A1 (de) 2009-10-26 2011-04-28 Robert Bosch Gmbh Mobiles Gerät, Sicherheitsanlage mit einem mobilen Gerät und Verwendung eines mobilen Gerätes in einer Sicherheitsanlage
DE102009046556B4 (de) 2009-11-10 2022-07-14 Robert Bosch Gmbh Brandmeldervorrichtung mit Prüfeinrichtung
DE102011076513B4 (de) 2011-05-26 2019-05-09 Ust Umweltsensortechnik Gmbh Meldesystem

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176600A (en) * 1985-06-21 1986-12-31 Francis Edward Mckenna Fire hazard detection system
WO2002027293A2 (fr) 2000-09-29 2002-04-04 Tormaxx Gmbh Detecteurs de gaz ou de chaleur, gazogene et generateur de chaleur et de gaz de fumees, procede pour controler un detecteur de gaz ou de chaleur et procede pour controler un detecteur de gaz de fumees
DE10040570C1 (de) 2000-08-18 2002-04-18 Bosch Gmbh Robert Prüfvorrichtung zur Funktionsprüfung eines Temperaturfühlers eines Melders, Melder und Verfahren zur Funktionsprüfung eines Melders

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176600A (en) * 1985-06-21 1986-12-31 Francis Edward Mckenna Fire hazard detection system
DE10040570C1 (de) 2000-08-18 2002-04-18 Bosch Gmbh Robert Prüfvorrichtung zur Funktionsprüfung eines Temperaturfühlers eines Melders, Melder und Verfahren zur Funktionsprüfung eines Melders
WO2002027293A2 (fr) 2000-09-29 2002-04-04 Tormaxx Gmbh Detecteurs de gaz ou de chaleur, gazogene et generateur de chaleur et de gaz de fumees, procede pour controler un detecteur de gaz ou de chaleur et procede pour controler un detecteur de gaz de fumees
US20040035179A1 (en) * 2000-09-29 2004-02-26 Hubert Koch Gas or heat detector, gas or heat generator, flue gas generator, method for testing a gas detector or a heat detector, and method for testing a flue gas detector

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1903528A1 (fr) * 2006-09-21 2008-03-26 Micronas GmbH Dispositif de mélange de gaz et procédé destiné à sa surveillance
DE102010031139A1 (de) 2010-07-09 2012-01-12 Robert Bosch Gmbh Brandmeldevorrichtung
DE102010031139B4 (de) 2010-07-09 2023-05-04 Robert Bosch Gmbh Brandmeldervorrichtung
CN102568140A (zh) * 2012-01-16 2012-07-11 南京消防器材股份有限公司 用于火灾报警及联动控制系统的检测装置及其检测方法
US9659485B2 (en) 2014-04-23 2017-05-23 Tyco Fire & Security Gmbh Self-testing smoke detector with integrated smoke source
AU2015249511B2 (en) * 2014-04-23 2019-11-21 Tyco Fire & Security Gmbh Self-testing smoke detector with integrated smoke source
WO2015162530A1 (fr) * 2014-04-23 2015-10-29 Tyco Fire & Security Gmbh Détecteur de fumée à auto-test avec source de fumée intégrée
GB2543065A (en) * 2015-10-06 2017-04-12 Thorn Security Smoke detector tester
US10783771B2 (en) 2015-10-06 2020-09-22 Thorn Security Limited Smoke detector tester
CN106128005A (zh) * 2016-08-15 2016-11-16 广东技术师范学院 一种基于单片机的烟雾检测报警系统
FR3111727A1 (fr) * 2020-06-19 2021-12-24 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif et système de test pour un détecteur basé sur la détection d’un gaz ou d’un mélange gaz/particules
US11867678B2 (en) 2020-06-19 2024-01-09 Commissariat A L'energie Atomique Et Aux Energies Alternatives Test device and system for a detector based on the detection of a gas or of a gas/particle mixture
WO2022002950A1 (fr) * 2020-07-03 2022-01-06 Siemens Schweiz Ag Procédé de test automatique d'un système de détection d'incendie

Also Published As

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