WO2022119433A1 - Fuel flow modulator - Google Patents

Fuel flow modulator Download PDF

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Publication number
WO2022119433A1
WO2022119433A1 PCT/MX2021/050081 MX2021050081W WO2022119433A1 WO 2022119433 A1 WO2022119433 A1 WO 2022119433A1 MX 2021050081 W MX2021050081 W MX 2021050081W WO 2022119433 A1 WO2022119433 A1 WO 2022119433A1
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WO
WIPO (PCT)
Prior art keywords
fuel flow
node
flow modulator
mode
transistor
Prior art date
Application number
PCT/MX2021/050081
Other languages
Spanish (es)
French (fr)
Inventor
Miguél Ángel RAMÍREZ OLALDE
Oscar POSADAS HUERTA
Original Assignee
JIMÉNEZ GONZALEZ, Abelardo
VARGAS GÓMEZ, Raúl
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 JIMÉNEZ GONZALEZ, Abelardo, VARGAS GÓMEZ, Raúl filed Critical JIMÉNEZ GONZALEZ, Abelardo
Publication of WO2022119433A1 publication Critical patent/WO2022119433A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow

Definitions

  • the present invention is related to the technical field of fuel flow controllers for their modular implementation in combustion systems based on gasoline internal combustion engines.
  • the fuel flow modulator of the present patent application is designed to be implemented in a modular manner in a combustion system based on gasoline engines. Likewise, due to the electrical design of the fuel flow modulator of the present invention, it does not interfere with the electrical/electronic systems of the combustion system in which it is going to be installed.
  • the present invention refers to a fuel flow modulator to be integrated in a modular way to a fuel system. combustion based on gasoline internal combustion engines.
  • Figure 1 shows the fuel flow modulator of the present invention.
  • Figure 2 shows a first mode of application of the fuel flow modulator of figure 1 .
  • Figure 3 shows a second mode of application of the fuel flow modulator of figure 1 .
  • Figure 4 shows the modular implementation of the fuel flow modulator in a combustion system.
  • the modular connection fuel flow modulator (100) of the present invention is made up of a GROUND power plug (101a), a DC power plug (102a), a DC output plug (102b), a pair of resistors (R1) and (R2), two NPN power transistors (T1) and (T2) and a potentiometer (103).
  • the connection of the fuel flow modulator (100) of the present invention is as follows: the power plug to GROUND (101 a) is connected to the resistance (R1) which in turn is connected to the terminal ( 103a) of the potentiometer (103).
  • the terminal (103b) of the potentiometer (103) is connected to the base of the transistor (T1), and the terminal (103c) of the potentiometer (103) is connected to the resistor (R2) which in turn is connected to a node (A); at node (A) is also connects the collector of the transistor (T1); the emitter of the transistor (T1) is connected to the node (B) which in turn is connected to the base of the transistor (T2), the collector of the transistor (T2) is connected to the node (C) which in turn is It is connected to node (A), in the same way in node (C) the switch (SW) is connected, which in turn is connected to the DC power plug (102a); finally the emitter of the transistor (T2) is connected to the
  • the fuel flow modulator (100) may have an indicator light to show when it is in operation.
  • the modular connection fuel flow modulator (100) of the present invention When the modular connection fuel flow modulator (100) of the present invention is adjusted to the required parameters (stoichiometric operating point) it can be replaced modularly in the combustion system through its first mode (100-M1 ), or through its second modality (100-M2).
  • Figure 2 shows the first mode (100-M1) of the fuel modulator (100) is composed of a resistor (M1R1) which is connected to a node (M1A), through this node (M1A) is connected the resistor (M1R2), which is connected in series with the resistor (M1R3), which in turn is connected to the node (M1B). Similarly, through the node (M1A) the resistor (M1R4) is connected, which is connected in series with the resistor (M1R5), which in turn is connected to the node (M1B).
  • the value of the resistors (M1R1), (M1R2), (M1R3), (M 1 R4) and (M 1 R5) is in the range of 1.2 to 4.5 ohms.
  • Figure 3 shows the second mode (100-M2) of the fuel modulator (100) which is made up of the series connection of the resistors (M2 R1), (M2 R2) and (M2R3); where the resistors (M2R2) and (M2R3) are variable type.
  • the value of the resistors (M2R1 ), (M2R2) and (M2 R3) is in a range from 1 to 2.7 ohms.
  • the value of the resistors for both the first mode (100-M 1 ), and for the second mode (100-M2) will be additionally determined by current measurements between the emitter of the transistor (T2) and the DC output plug ( 102b) of the modular connection fuel flow modulator (100) of the present invention.
  • the modulation of the direct current leads to reduce the effort of consumption and the load of electrical energy of work to a modulation of 50% to 70%, by reducing the load electrical work of the fuel module (MC); in such a way that the fuel flow rate changes.
  • MC fuel module
  • Figure 4 shows, by way of illustration but not limitation, the modular implementation of the fuel flow modulator (100) of the present invention in a vehicle combustion system, either in its first mode (100-M 1 ) or in its second modality (100-M2).
  • the fuel flow modulator (100) of the present invention begins to work at the moment that the ignition switch of the vehicle (I EV) is in its on position, the ignition switch of the vehicle (I EV) receives a connection line from the accumulator (ACU), the accumulator (ACU) is bidirectionally connected with the alternator (ALT), in the same way the accumulator (ACU) sends a connection line to the engine. start (MA), and sends a connection line to the fuel flow modulator (100) of the present invention, either in its first mode (100-M 1) or in its second mode (100-M2), and it sends a connecting line to the fuel modulation relay (RMC).
  • the fuel flow modulator (100) of the present invention begins to work at the moment that the ignition switch of the vehicle (I EV) is in its on position, the ignition switch of the vehicle (I EV) receives a connection line from the accumulator (ACU), the accumulator (ACU) is bidirectionally connected with the alternator (ALT), in the
  • the vehicle ignition switch (I EV) sends two connection lines to the relay and fuse panel (PRF), which in turn sends one connection line to the starter motor (MA); likewise, the relay and fuse panel (PRF) is connected independently to the ignition system (SE) and to the fuel system (SC); additionally the relay and fuse panel (PRF) sends a connection line to a fuse (F), which sends a connection line to the cabin switch (IC), which in turn sends a connection line to the modulation relay (RMC), which also receives two connection lines, one from the fuse relay panel (PRF) and the other from the fuel flow modulator (100), through any of its modes (100- M1) or (100-M2); finally the fuel modulation relay (RMC) connects to the fuel module (MC).
  • the relay and fuse panel PRF
  • the relay and fuse panel is connected independently to the ignition system (SE) and to the fuel system (SC); additionally the relay and fuse panel (PRF) sends a connection line to a fuse (F), which sends a connection line
  • connection node that is located between the connection line of the cabin switch (IC) to the fuel modulation relay (RMC), a connection line is connected to a resistance (R) and this in turn is connected to the cockpit LED (L).
  • a switch can be conveniently attached to independently control its operation, that is that is, to turn on or turn off any of the modes (100-M 1 ) or (100-M2) of the fuel flow modulator (100) of the present invention.
  • the electrical design of the fuel flow modulator (100) has the ability to control flow systems for electronic fuel injection in the first generation models with OBD 1 on-board diagnostic parameters (years from 1984 to 1995), second generation with OBD 2 parameters (years 1996 to 2019), including systems with CAN and CAN-BUS communication networks.

Abstract

The present invention relates to a fuel flow modulator for modular coupling to combustion systems based on petrol internal combustion engines.

Description

M O D U L A D O R D E F L U J O D E C O M B U S T I B L E FUEL FLOW MODULE
CAMPO TÉCNICO TECHNICAL FIELD
La presente invención está relacionada con el campo técnico de controladores de flujo de combustible para su implementación modular en sistemas de combustión a base de motores de combustión interna a gasolina. The present invention is related to the technical field of fuel flow controllers for their modular implementation in combustion systems based on gasoline internal combustion engines.
ANTECEDENTES DE LA INVENCIÓN BACKGROUND OF THE INVENTION
En los sistemas de combustión que operan a base de motores de combustión interna, se ha detectado la necesidad de implementar controladores de flujo de combustible para poder regular el flujo de combustible y de esta manera tratar de mejorar la eficiencia en su combustión. De igual manera, existe la necesidad de que éste tipo de controladores de flujo de combustible se puedan ajustar para mediar los parámetros correspondientes para una correcta operación del controlador de flujo sin afectar los sistemas eléctricos/electrónicos del sistema de combustión en donde se va a implementar de manera modular. In combustion systems that operate based on internal combustion engines, the need to implement fuel flow controllers has been detected in order to regulate the flow of fuel and thus try to improve the efficiency of its combustion. In the same way, there is a need for this type of fuel flow controllers to be adjusted to mediate the corresponding parameters for a correct operation of the flow controller without affecting the electrical/electronic systems of the combustion system where it is going to be implemented. in a modular way.
Derivado de lo anterior se han hecho diversos desarrollos para enfrentar ésta necesidad, por ejemplo: Derived from the above, various developments have been made to address this need, for example:
- Patente de los Estados Unidos de Norteamérica US 4,383,511 titulada como "Control system" publicada el 17 de mayo de 1983, en su resumen, hace referencia a un sistema de control para la bomba de combustible de un motor de combustión interna que incluye una red de determinación de combustible que controla la conducción de un transistor de salida por medio de un transistor de entrada; donde el transistor de salida controla el flujo de corriente en el devanado de un actuador para el miembro de control de la bomba de combustible. - Patent of the United States of America US 4,383,511 entitled "Control system" published on May 17, 1983, in its summary, refers to a control system for the fuel pump of an internal combustion engine that includes a fuel determination network that controls the conduction of an output transistor by means of an input transistor; where the output transistor controls current flow in the winding of an actuator for the control member of the fuel pump.
- Patente de los Estados Unidos de Norteamérica US 4,791 ,905 titulada como "Control apparatus for a vehicle engine electric fuel pump" publicada el 20 de diciembre de 1988, en su resumen, hace referencia a un aparato de control de bomba de combustible eléctrica de CC para controlar la cantidad de combustible suministrado al motor de un vehículo de acuerdo con una condición de parámetro de funcionamiento del motor, tal como una condición de flujo de aire de admisión o condición de velocidad del motor, cuando se controla un voltaje aplicado a un motor operativo de bomba de combustible cerrando o abriendo un circuito interruptor de cortocircuito de resistencia fija de acuerdo con la magnitud del parámetro operativo en relación con un valor predeterminado, en donde cuando se usa una resistencia variable en lugar de la resistencia fija, su valor de resistencia en una condición de voltaje de fuente de energía de batería baja se controla más bajo que el de una condición de voltaje de fuente de energía de batería alta. - Patent of the United States of America US 4,791,905 entitled "Control apparatus for a vehicle engine electric fuel pump" published on December 20, 1988, in its summary, refers to a control apparatus for an electric fuel pump of DC for controlling the amount of fuel supplied to a vehicle engine in accordance with an engine operating parameter condition, such as an intake air flow condition or engine speed condition, when controlling a voltage applied to a fuel pump operating motor by closing or opening a fixed resistance short circuit interrupter circuit in accordance with the magnitude of the operating parameter relative to a predetermined value, wherein when a variable resistance is used instead of the fixed resistance, its value of resistance in a low battery power supply voltage condition is controlled lower than that of a low battery power supply voltage condition. high battery power.
- Patente de los Estados Unidos Mexicanos MX 9303632 titulada como "Sistema electrónico ajustable de control de combustible para motores de vehículos" publicada el 31 de mayo de 1994, en su resumen, hace referencia a un sistema de control de combustible, para reducir la contaminación cuando un motor de combustión interna marcha al vacío, incluye una válvula de control de flujo, colocada entre el tanque de combustible y el tazón del flotador del carburador, para reducir la cantidad de combustible que entra es este carburador; también se suministra una bomba entre el tanque de combustible y el tazón del flotador para remover el combustible existente en el tazón del flotador y transportarlo de nuevo al tanque de combustible cuando el motor marcha al vacío, donde la válvula de control de flujo, en su estado de flujo reducido, y la bomba son inactivadas hasta que el motor llega a una presión predeterminada, en ese momento, el combustible existente será removido por la bomba desde el tazón del flotador y la válvula de control de flujo permitirá solamente que un flujo reducido del combustible sea transportado al tazón del flotador, suficiente para mantener el motor en operación. - Patent of the United Mexican States MX 9303632 entitled "Adjustable electronic fuel control system for vehicle engines" published on May 31, 1994, in its abstract, refers to a fuel control system to reduce pollution when an engine idling internal combustion, includes a flow control valve, placed between the fuel tank and the carburetor float bowl, to reduce the amount of fuel entering the carburetor; A pump is also provided between the fuel tank and the float bowl to remove existing fuel from the float bowl and transport it back to the fuel tank when the engine idles, where the flow control valve, in its reduced flow state, and the pump are inactive until the engine reaches a predetermined pressure, at which time, the existing fuel will be removed by the pump from the float bowl and the flow control valve will allow only a reduced flow of fuel is transported to the float bowl, enough to keep the engine running.
A diferencia de lo conocido en el estado de la técnica para este campo técnico, el modulador de flujo de combustible de la presente solicitud de patente, está diseñado para ser implementado de manera modular en un sistema de combustión a base de motores a gasolina. De igual manera, debido al diseño eléctrico del modulador de flujo de combustible de la presente invención, éste no interfiere con los sistemas eléctricos/electrónicos del sistema de combustión en el cual se va a instalar. Unlike what is known in the state of the art for this technical field, the fuel flow modulator of the present patent application is designed to be implemented in a modular manner in a combustion system based on gasoline engines. Likewise, due to the electrical design of the fuel flow modulator of the present invention, it does not interfere with the electrical/electronic systems of the combustion system in which it is going to be installed.
BREVE DESCRI PCIÓN DE LA I NVENCIÓN BRIEF DESCRIPTION OF THE INVENTION
La presente invención se refiere a un modulador de flujo de combustible para integrarse de manera modular a un sistema de combustión a base de motores de combustión interna a gasolina. The present invention refers to a fuel flow modulator to be integrated in a modular way to a fuel system. combustion based on gasoline internal combustion engines.
BREVE DESCRI PCIÓN DE LAS FIGU RAS BRIEF DESCRIPTION OF THE FIGURES
La figura 1 muestra el modulador de flujo de combustible de la presente invención. Figure 1 shows the fuel flow modulator of the present invention.
La figura 2 muestra una primera modalidad de aplicación del modulador de flujo de combustible de la figura 1 . Figure 2 shows a first mode of application of the fuel flow modulator of figure 1 .
La figura 3 muestra una segunda modalidad de aplicación del modulador de flujo de combustible de la figura 1 . Figure 3 shows a second mode of application of the fuel flow modulator of figure 1 .
La figura 4 muestra la implementación modular del modulador de flujo de combustible en un sistema de combustión. Figure 4 shows the modular implementation of the fuel flow modulator in a combustion system.
DESCRI PCIÓN DETALLADA DE LA I NVENCIÓN DETAILED DESCRIPTION OF THE INVENTION
El modulador de flujo de combustible (100) de conexión modular de la presente invención se conforma por un plug de alimentación a MASA (101 a), un plug de alimentación de CC (102a), un plug de salida de CC (102b), un par de resistencias (R1 ) y (R2), dos transistores de potencia N PN (T1 ) y (T2) y un potenciómetro (103). The modular connection fuel flow modulator (100) of the present invention is made up of a GROUND power plug (101a), a DC power plug (102a), a DC output plug (102b), a pair of resistors (R1) and (R2), two NPN power transistors (T1) and (T2) and a potentiometer (103).
La conexión del modulador de flujo de combustible (100) de la presente invención es de la siguiente manera: el plug de alimentación a MASA (101 a) se conecta a la resistencia (R1 ) la cual se conecta a su vez con la terminal (103a) del potenciómetro (103). La terminal (103b) del potenciómetro (103) se conecta a la base del transistor (T1 ), y la terminal (103c) del potenciómetro (103) se conecta a la resistencia (R2) la cual a su vez se conecta a un nodo (A); en el nodo (A) también se conecta el colector del transistor (T1); el emisor del transistor (T1) se conecta al nodo (B) el cual a su vez se conecta con la base del transistor (T2), el colector del transistor (T2) se conecta al nodo (C) el cual a su vez se encuentra conectado al nodo (A), de igual manera en el nodo (C) se conecta el interruptor (SW) el cual a su vez se conecta con el plug de alimentación de CC (102a); finalmente el emisor del transitor (T2) se conecta al nodo (D) el cual a su vez se conecta con el plug de salida de CC (102b). The connection of the fuel flow modulator (100) of the present invention is as follows: the power plug to GROUND (101 a) is connected to the resistance (R1) which in turn is connected to the terminal ( 103a) of the potentiometer (103). The terminal (103b) of the potentiometer (103) is connected to the base of the transistor (T1), and the terminal (103c) of the potentiometer (103) is connected to the resistor (R2) which in turn is connected to a node (A); at node (A) is also connects the collector of the transistor (T1); the emitter of the transistor (T1) is connected to the node (B) which in turn is connected to the base of the transistor (T2), the collector of the transistor (T2) is connected to the node (C) which in turn is It is connected to node (A), in the same way in node (C) the switch (SW) is connected, which in turn is connected to the DC power plug (102a); finally the emitter of the transistor (T2) is connected to the node (D) which in turn is connected to the DC output plug (102b).
De manera adicional, el modulador de flujo de combustible (100) puede tener un indicador luminoso para mostrar cuando se encuentre en funcionamiento. Additionally, the fuel flow modulator (100) may have an indicator light to show when it is in operation.
Cuando el modulador de flujo de combustible (100) de conexión modular de la presente invención, se ajusta a los parámetros requeridos (punto de funcionamiento estequiométrico) éste se puede sustituir modularmente en el sistema de combustión a través de su primera modalidad (100-M1), o a través de su segunda modalidad (100- M2). When the modular connection fuel flow modulator (100) of the present invention is adjusted to the required parameters (stoichiometric operating point) it can be replaced modularly in the combustion system through its first mode (100-M1 ), or through its second modality (100-M2).
En la figura 2 se muestra la primera modalidad (100-M1) del modulador de combustible (100) se compone de una resistencia (M1R1) la cual se conecta a un nodo (M1A), a través de este nodo (M1A) se conecta la resistencia (M1R2), la cual se encuentra conectada en serie con la resistencia (M1R3), la cual a su vez se encuentra conectada al nodo (M1B). De igual manera, mediante el nodo (M1A) se conecta la resistencia (M1R4) la cual se encuentra conectada en serie con la resistencia (M1R5), la cual a su vez se encuentra conectada al nodo (M1B). Figure 2 shows the first mode (100-M1) of the fuel modulator (100) is composed of a resistor (M1R1) which is connected to a node (M1A), through this node (M1A) is connected the resistor (M1R2), which is connected in series with the resistor (M1R3), which in turn is connected to the node (M1B). Similarly, through the node (M1A) the resistor (M1R4) is connected, which is connected in series with the resistor (M1R5), which in turn is connected to the node (M1B).
El valor de las resistencias (M1R1), (M1R2), (M1R3), (M 1 R4) y (M 1 R5) se encuentra en un rango de 1 .2 a 4.5 ohms. The value of the resistors (M1R1), (M1R2), (M1R3), (M 1 R4) and (M 1 R5) is in the range of 1.2 to 4.5 ohms.
En la figura 3 se muestra la segunda modalidad (100-M2) del modulador de combustible (100) que se compone de la conexión en serie de las resistencias (M2 R1 ), (M2 R2) y (M2R3); en donde las resistencias (M2R2) y (M2R3) son de tipo variable. El valor de las resistencias (M2R1 ), (M2R2) y (M2 R3) se encuentra en un rango de 1 a 2.7 ohms. Figure 3 shows the second mode (100-M2) of the fuel modulator (100) which is made up of the series connection of the resistors (M2 R1), (M2 R2) and (M2R3); where the resistors (M2R2) and (M2R3) are variable type. The value of the resistors (M2R1 ), (M2R2) and (M2 R3) is in a range from 1 to 2.7 ohms.
El valor de las resistencias para tanto primera modalidad (100-M 1 ), como para la segunda modalidad (100-M2) estara determinado adicionalmente mediante las mediciones de corriente entre el emisor del transistor (T2) y el plug de salida de CC (102b) del modulador de flujo de combustible (100) de conexión modular de la presente invención. The value of the resistors for both the first mode (100-M 1 ), and for the second mode (100-M2) will be additionally determined by current measurements between the emitter of the transistor (T2) and the DC output plug ( 102b) of the modular connection fuel flow modulator (100) of the present invention.
Mediante el modulador de flujo de combustible (100) de la presente invención, la modulación de la corriente continua lleva a reducir el esfuerzo del consumo y la carga de energía eléctrica de trabajo a una modulación del 50% al 70%, al reducir la carga eléctrica de trabajo del módulo de combustible (MC); de tal manera que el flujo de caudal de combustible cambia. En los sistemas de combustión de alta presión, es de 110 litros por minuto a aproximadamente 60-70 litros por minuto; mientras que en los sistemas de combustión de baja presión, es de aproximadamente 60 litros por minuto a 35 litros por minuto. By means of the fuel flow modulator (100) of the present invention, the modulation of the direct current leads to reduce the effort of consumption and the load of electrical energy of work to a modulation of 50% to 70%, by reducing the load electrical work of the fuel module (MC); in such a way that the fuel flow rate changes. In high pressure combustion systems, it is from 110 liters per minute to about 60-70 liters per minute; while in low pressure combustion systems, it is approximately 60 liters per minute to 35 liters per minute.
En la figura 4 se muestra de forma ilustrativa pero no limitativa la implementación modular del modulador del flujo de combustible (100) de la presente invención en un sistema de combustión de un vehículo, ya sea en su primera modalidad (100-M 1 ) o en su segunda modalidad (100-M2). Figure 4 shows, by way of illustration but not limitation, the modular implementation of the fuel flow modulator (100) of the present invention in a vehicle combustion system, either in its first mode (100-M 1 ) or in its second modality (100-M2).
En cualquiera de sus dos modalidades, el modulador de flujo de combustible (100) de la presente invención comienza a funcionar en el momento que el interruptor de encendido del vehículo (I EV) se encuentra en su posición de encendido, el interruptor de encendido del vehículo (I EV) recibe una línea de conexión del acumulador (ACU), el acumulador (ACU) se encuentra conectado de manera bidireccional con el alternador (ALT), de igual manera el acumulador (ACU) envía una línea de conexión al motor de arranque (MA), y envía una línea de conexión al modulador del flujo de combustible (100) de la presente invención, ya sea en su primera modalidad (100-M 1 ) o en su segunda modalidad (100-M2), y éste envía una línea de conexión al relevador de modulación de combustible (RMC). In either of its two modes, the fuel flow modulator (100) of the present invention begins to work at the moment that the ignition switch of the vehicle (I EV) is in its on position, the ignition switch of the vehicle (I EV) receives a connection line from the accumulator (ACU), the accumulator (ACU) is bidirectionally connected with the alternator (ALT), in the same way the accumulator (ACU) sends a connection line to the engine. start (MA), and sends a connection line to the fuel flow modulator (100) of the present invention, either in its first mode (100-M 1) or in its second mode (100-M2), and it sends a connecting line to the fuel modulation relay (RMC).
El interruptor de encendido de vehículo (I EV) envía dos líneas de conexión al panel de relevadores y fusibles (PRF), el cual a su vez envía una línea de conexión al motor de arranque (MA); de igual manera el panel de relevadores y fusibles (PRF) se conecta de manera independiente al sistema de encendido (SE) y al sistema de combustible (SC); adicionalmente el panel de relevadores y fusibles (PRF) envía una línea de conexión un fusible (F), el cual envía una línea de conexión al interruptor de cabina (IC), el cual a su vez envía una línea de conexión al relevador de modulación de combustible (RMC), el cual también recibe dos líneas de conexión, una por parte del panel de relevador de fusibles (PRF) y la otra por parte del modulador de flujo de combustible (100), mediante cualquiera de sus modalidades (100-M 1 ) o (100-M2); finalmente el relevador de modulación de combustible (RMC) se conecta al módulo de combustible (MC). The vehicle ignition switch (I EV) sends two connection lines to the relay and fuse panel (PRF), which in turn sends one connection line to the starter motor (MA); likewise, the relay and fuse panel (PRF) is connected independently to the ignition system (SE) and to the fuel system (SC); additionally the relay and fuse panel (PRF) sends a connection line to a fuse (F), which sends a connection line to the cabin switch (IC), which in turn sends a connection line to the modulation relay (RMC), which also receives two connection lines, one from the fuse relay panel (PRF) and the other from the fuel flow modulator (100), through any of its modes (100- M1) or (100-M2); finally the fuel modulation relay (RMC) connects to the fuel module (MC).
Mediante un nodo de conexión que se encuentra entre la línea de conexión del interruptor de cabina (IC) hacia el relevador de modulación de combustible (RMC) se conecta una línea de conexión hacia una resistencia (R) y ésta a su vez se conecta con el LED de cabina (L). Through a connection node that is located between the connection line of the cabin switch (IC) to the fuel modulation relay (RMC), a connection line is connected to a resistance (R) and this in turn is connected to the cockpit LED (L).
El motor de arranque (MA), el alternador (ALT), el acumulador (ACU), el sistema de encendido (SE), el sistema de combustible (SC), el relevador de modulación de combustible (RMC) y el módulo de combustible (MC), de manera independiente se encuentran conectados a MASA. The starter motor (MA), alternator (ALT), accumulator (ACU), ignition system (SE), fuel system (SC), fuel modulation relay (RMC), and fuel module (MC), independently they are connected to MASA.
Adicionalmente, en cualquiera de las modalidades (100-M 1 ) o (100-M2) del modulador de flujo de combustible (100) de la presente invención, se puede acoplar de manera conveniente un interruptor para controlar de manera independiente su funcionamiento, es decir, para prender o apagar cualquiera de las modalidades (100-M 1 ) o (100-M2) del modulador de flujo de combustible (100) de la presente invención. Additionally, in any of the modes (100-M 1 ) or (100-M2) of the fuel flow modulator (100) of the present invention, a switch can be conveniently attached to independently control its operation, that is that is, to turn on or turn off any of the modes (100-M 1 ) or (100-M2) of the fuel flow modulator (100) of the present invention.
El diseño eléctrico del modulador de flujo de combustible (100) tiene la capacidad de controlar sistemas de flujo para la inyección electrónica de combustible en los modelos de primera generación con parámetros de diagnóstico de abordo OBD 1 (años de 1984 a 1995), de segunda generación con parámetros de OBD 2 (años 1996 a 2019), incluyendo sistemas con redes de comunicación CAN y CAN-BUS. The electrical design of the fuel flow modulator (100) has the ability to control flow systems for electronic fuel injection in the first generation models with OBD 1 on-board diagnostic parameters (years from 1984 to 1995), second generation with OBD 2 parameters (years 1996 to 2019), including systems with CAN and CAN-BUS communication networks.

Claims

9 REIVI N DICACION ES 9 CLAIMS
1 . Un modulador de flujo de combustible (100) de conexión modular en un sistema de combustión, caracterizado porque comprende: plug de alimentación a MASA (101 a), un plug de alimentación de CC (102a), un plug de salida de CC (102b), un par de resistencias (R1 ) y (R2), dos transistores de potencia N PN (T1 ) y (T2) y un potenciómetro (103), en donde: el plug de alimentación a MASA (101 a) se conecta a la resistencia (R1 ) la cual se conecta a su vez con la terminal (103a) del potenciómetro (103); la terminal (103b) del potenciómetro (103) se conecta a la base del transistor (T1 ); la terminal (103c) del potenciómetro (103) se conecta a la resistencia (R2) la cual a su vez se conecta a un nodo (A); en el nodo (A) también se conecta el colector del transistor (T1 ); el emisor del transistor (T1 ) se conecta al nodo (B) el cual a su vez se conecta con la base del transistor (T2) ; el colector del transistor (T2) se conecta al nodo (C) el cual a su vez se encuentra conectado al nodo (A), de igual manera en el nodo (C) se conecta el interruptor (SW) el cual a su vez se conecta con el plug de alimentación de CC (102a); el emisor del transitor (T2) se conecta al nodo (D) el cual a su vez se conecta con el plug de salida de CC (102b). 1 . A fuel flow modulator (100) with a modular connection in a combustion system, characterized in that it comprises: a GROUND power plug (101a), a DC power plug (102a), a DC output plug (102b ), a pair of resistors (R1 ) and (R2), two N PN power transistors (T1 ) and (T2) and a potentiometer (103), where: the GROUND power plug (101 a) is connected to the resistance (R1) which is connected in turn with the terminal (103a) of the potentiometer (103); the terminal (103b) of the potentiometer (103) is connected to the base of the transistor (T1); the terminal (103c) of the potentiometer (103) is connected to the resistor (R2) which in turn is connected to a node (A); in the node (A) the collector of the transistor (T1) is also connected; the emitter of the transistor (T1) is connected to the node (B) which in turn is connected to the base of the transistor (T2); the collector of the transistor (T2) is connected to the node (C) which in turn is connected to the node (A), in the same way in the node (C) the switch (SW) is connected, which in turn is connects to DC power plug (102a); the emitter of the transistor (T2) is connected to the node (D) which in turn is connected to the DC output plug (102b).
2. El modulador de flujo de combustible (100) de conformidad con la reivindicación 1 , caracetizado además porque puede tener un indicador luminoso para mostrar cuando se encuentre en funcionamiento. 2. The fuel flow modulator (100) according to claim 1, further characterized in that it can have an indicator light to show when it is in operation.
3. El modulador de flujo de combustible (100) de conformidad con la reivindicación 1, caracterizado además porque dicho modulador de flujo de combustible (100) comprende una primera modalidad (100-M1) y una segunda modalidad (100-M2), en donde tanto la primera modalidad (100-M1) y la segunda modalidad (100-M2), pueden ser integradas indistintamente en un sistema de combustión basado en motores a gasolina. 3. The fuel flow modulator (100) according to claim 1, further characterized in that said fuel flow modulator (100) comprises a first mode (100-M1) and a second mode (100-M2), in where both the first mode (100-M1) and the second mode (100-M2), can be integrated indistinctly in a combustion system based on gasoline engines.
4. El modulador de flujo de combustible (100) de conformidad con la reivindicación 3, caracterizado porque: la primera modalidad (100-M1) se compone de una resistencia (M1R1) la cual se conecta a un nodo (M1A), a través de este nodo (M1A) se conecta la resistencia (M1R2), la cual se encuentra conectada en serie con la resistencia (M1R3), la cual se encuentra conectada al nodo (M1B); mediante el nodo (M1A) se conecta la resistencia (M1R4) la cual se encuentra conectada en serie con la resistencia (M1R5), la cual se encuentra conectada al nodo (M1B); en donde el valor de las resistencias (M1R1), (M1R2),4. The fuel flow modulator (100) according to claim 3, characterized in that: the first mode (100-M1) consists of a resistor (M1R1) which is connected to a node (M1A), through from this node (M1A) the resistor (M1R2) is connected, which is connected in series with the resistor (M1R3), which is connected to the node (M1B); through the node (M1A) the resistor (M1R4) is connected, which is connected in series with the resistor (M1R5), which is connected to the node (M1B); where the value of the resistors (M1R1), (M1R2),
(M1R3), (M1R4) y (M1R5) se encuentra en un rango de 1.2 a 4.5 ohms. (M1R3), (M1R4) and (M1R5) is in the range of 1.2 to 4.5 ohms.
5. El modulador de flujo de combustible (100) de conformidad con la reivindicación con la reivindicación 3, caracterizado porque: la segunda modalidad (100-M2) se compone de la conexión en serie de las resistencias (M2R1), (M2R2) y (M2R3), en donde las resistencias (M2R2) y (M2R3) son de tipo variable; en donde el valor de las resistencias (M2R1), (M2R2) y 11 5. The fuel flow modulator (100) according to claim 3, characterized in that: the second mode (100-M2) is made up of the series connection of the resistors (M2R1), (M2R2) and (M2R3), where the resistors (M2R2) and (M2R3) are variable type; where the value of the resistors (M2R1), (M2R2) and eleven
(M2R3) se encuentra en un rango de 1 a 2.7 ohms. (M2R3) is in the range of 1 to 2.7 ohms.
6. El modulador de flujo de combustible (100) de conformidad con la reivindicación 4 y 5, caracterizado porque el valor de las resistencias de la primera modalidad (100-M 1 ), y de la segunda modalidad (100-M2) estara determinado adicionalmente mediante las mediciones de corriente entre el emisor del transistor (T2) y el plug de salida de CC (102b) de dicho modulador de flujo de combustible (100). 6. The fuel flow modulator (100) in accordance with claim 4 and 5, characterized in that the value of the resistances of the first mode (100-M 1), and of the second mode (100-M2) will be determined additionally by current measurements between the emitter of the transistor (T2) and the DC output plug (102b) of said fuel flow modulator (100).
7. El modulador de flujo de combustible (100) de conformidad con cualquiera de las reivindicaciones anteriores, caracterizado porque dicho modulador de flujo de combustible (100) modula la corriente continua reduciendo el esfuerzo del consumo y la carga de energía eléctrica de trabajo a una modulación del 50% al 70%. 7. The fuel flow modulator (100) according to any of the preceding claims, characterized in that said fuel flow modulator (100) modulates the direct current reducing the effort of consumption and the load of electrical energy of work to a modulation from 50% to 70%.
8. El modulador de flujo de combustible (100) de conformidad con cualquiera de las reivindicaciones anteriores, caracterizado porque su integración modular en un sistema de combustión, tanto en su primera modalidad (100-M 1 ) como en su segunda modalidad (100-M2), se hace entre el acumulador (ACU) y el relevador de modulación de combustible (RMC). 8. The fuel flow modulator (100) according to any of the preceding claims, characterized in that its modular integration in a combustion system, both in its first mode (100-M 1) and in its second mode (100- M2), is made between the accumulator (ACU) and the fuel modulation relay (RMC).
9. El modulador de flujo de combustible (100) de conformidad con la reivindicación con la reivindicación 3, caracterizado porque en cualquiera de las modalidades (100-M 1 ) o (100-M2), se puede acoplar opcionalmente un interruptor para controlar de manera independiente su funcionamiento. 9. The fuel flow modulator (100) according to claim 3, characterized in that in any of the modes (100-M 1) or (100-M2), a switch can be optionally attached to control its operation independently.
PCT/MX2021/050081 2020-12-02 2021-11-30 Fuel flow modulator WO2022119433A1 (en)

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MXMX/A/2020/013091 2020-12-02
MX2020013091A MX2020013091A (en) 2020-12-02 2020-12-02 Fuel flow modulator.

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1080243A (en) * 1964-02-05 1967-08-23 Sarco Canada Ltd Improved burner control system
GB1129520A (en) * 1964-11-23 1968-10-09 Monsanto Co Improvements in or relating to fluid flow control devices
EP0229632A2 (en) * 1986-01-10 1987-07-22 Mks Instruments, Inc. Flowmeter-controlled valving

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1080243A (en) * 1964-02-05 1967-08-23 Sarco Canada Ltd Improved burner control system
GB1129520A (en) * 1964-11-23 1968-10-09 Monsanto Co Improvements in or relating to fluid flow control devices
EP0229632A2 (en) * 1986-01-10 1987-07-22 Mks Instruments, Inc. Flowmeter-controlled valving

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