EP3706565A1 - Verfahren für eine spritzvorrichtung - Google Patents
Verfahren für eine spritzvorrichtungInfo
- Publication number
- EP3706565A1 EP3706565A1 EP18793630.7A EP18793630A EP3706565A1 EP 3706565 A1 EP3706565 A1 EP 3706565A1 EP 18793630 A EP18793630 A EP 18793630A EP 3706565 A1 EP3706565 A1 EP 3706565A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- liquid
- active agent
- spray
- spray liquid
- unit
- 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.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
- A01M7/0092—Adding active material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/004—Arrangements for controlling delivery; Arrangements for controlling the spray area comprising sensors for monitoring the delivery, e.g. by displaying the sensed value or generating an alarm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/085—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to flow or pressure of liquid or other fluent material to be discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/10—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to temperature or viscosity of liquid or other fluent material discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/24—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with means, e.g. a container, for supplying liquid or other fluent material to a discharge device
- B05B7/26—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device
- B05B7/28—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device in which one liquid or other fluent material is fed or drawn through an orifice into a stream of a carrying fluid
- B05B7/32—Apparatus in which liquids or other fluent materials from different sources are brought together before entering the discharge device in which one liquid or other fluent material is fed or drawn through an orifice into a stream of a carrying fluid the fed liquid or other fluent material being under pressure
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
- B05B1/20—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/005—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 mounted on vehicles or designed to apply a liquid on a very large surface, e.g. on the road, on the surface of large containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0423—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material for supplying liquid or other fluent material to several spraying apparatus
Definitions
- the invention relates to a method for monitoring and / or adjusting an agent concentration in a researcher concentration in a researcher's own habitat, especially for agricultural purposes, wherein a
- the subject of the present invention is also a control device and a
- a sensor is arranged in a portion of the system supplying the carrier liquid line, which checks whether in the
- Carrier liquid are already active ingredient or no active agent. If active agent should already be present in the carrier liquid, this sensor can determine the concentration already present in the carrier liquid before the feedstock is fed.
- the subject matter of the present invention is a method for monitoring and / or setting an active agent concentration in one by means of a
- Spray device effectively spray liquid, in particular for
- Property information an agent concentration in the spray liquid can be determined
- the subject matter of the present invention is furthermore a control device which is set up to carry out all the steps of a method described above.
- the subject matter of the present invention is also a spray device for dispensing a spraying liquid, in particular for agricultural purposes, comprising:
- a mixing unit for mixing a spraying liquid from one of
- Property information an agent concentration in the spray liquid can be determined
- a second sensor unit for detecting a property information of the supplied carrier liquid for detecting a property information of the supplied carrier liquid; and - A previously described control device to monitor the agent concentration in the mixed spray liquid and / or set.
- the subject matter of the present invention is a computer program which is set up to carry out all the steps of a previously described method as well as a machine-readable storage medium with the computer program stored thereon.
- An agricultural purpose in the context of the present invention may be understood as a purpose which is directed to the economical cultivation of crops.
- the spray device may be part of an agricultural
- the spraying device can be arranged and / or arranged on or on a mobile unit.
- the mobile unit may be designed as a land vehicle and / or aircraft and / or trailers.
- the mobile unit may in particular be an agricultural work machine, for example a
- Tractor a tractor or a (self-propelled or autonomous)
- the spray device may also be mounted on a hydraulic device of the agricultural machine. It is also conceivable that the spraying device is constructed on a loading surface of the agricultural machine. Alternatively, the spray device may be attached to the agricultural machine.
- a field may be understood to mean an agricultural area or an area used for agriculture, a cultivated area for plants or even a plot of such area or cultivated area.
- the field can thus be arable land, a grassland or a pasture.
- the plants may include, for example, crops whose fruit is used for agriculture (for example as food, feed or as an energy crop) as well as weeds, weeds and grass weeds.
- the plants can be part of the agricultural area.
- spray liquid encompasses both the entire spray liquid and only a portion or proportion, in particular a spatially limited portion or proportion of the spray liquid in the spray device in one of the components (line, tank, valve, etc.) of the sprayer be part of spray liquid.
- the spray liquid has at least one active agent.
- the active agent may be a spraying agent, i. have a preparation or pesticide, in particular a pesticide concentrate. Accordingly, the active agent may, for example, comprise a herbicide, fungicide or an insecticide (pesticide).
- Spray liquid can be a spray mixture.
- the active agent may also comprise a fertilizer, in particular a fertilizer concentrate.
- the active agent may accordingly have a liquid fertilizer and / or a growth regulator.
- the active agent can be used as a liquid or as a solid, for example in the form of granules or as a pre-dissolved solid, for example in the form of
- the spray liquid further comprises a carrier liquid for diluting the active agent.
- a carrier liquid can be understood to mean a liquid which is designed to be mixed with the active agent in order to effect delivery of the product
- Active agent for example.
- a present as a solid or granules active agent is suspended in the carrier liquid.
- the carrier liquid is preferably water.
- the spray liquid can thus be formed as: liquid, suspension, emulsion, solution or a combination thereof.
- the spray liquid is preferably formed as a water-diluted plant protection or water-diluted fertilizer.
- the spraying device preferably has a spraying liquid tank for receiving the spraying liquid and at least one spraying nozzle unit for discharging the spraying liquid.
- the spray liquid can from the spray liquid tank be guided or directed to the spray nozzle unit by means of a spray liquid line or several spray liquid lines.
- a line or spray liquid line can also be understood to mean a section of the corresponding line or the spray liquid line.
- the line can be used as a fluidic connection line, for example.
- Form of a pipe, tube, channel or a tube may be formed.
- the spray device (in
- Spritz aggregatekeitstanks on a mixing unit, in which the carrier liquid from a liquid tank of the spray device and the active agent from an active agent tank of the spray device are guided or passed.
- the spray device on the one hand on a liquid conveying unit, which is formed, the carrier liquid from the liquid tank via a
- Liquid line to the mixing unit targeted or defined to lead or promote.
- the spray device for this purpose the spray device for this purpose
- Wirkschtaku on which is designed to target the active agent from the active agent tank via an active agent line to the mixing unit or
- the conveyor units can have one or more metering units or metering components.
- Dosing units or metering components may comprise one or more pumps or metering pumps and valves. At least one of the conveyor units may be configured to increase the injection pressure at the spray nozzle unit, i. to generate the pressure with which the spray liquid is discharged.
- a mixing unit can be understood to mean a unit which is designed to mix or mix at least the carrier liquid and the active agent with one another to form the spray liquid, preferably as homogeneously as possible.
- the mixing unit can have a mixing and / or stirring element in order to actively mix the carrier liquid and the active agent.
- the stirring element can be designed as a stirring blade or propeller.
- the mixing unit may have a mixing tank with at least one inlet each for the carrier liquid and the active agent. That is, in other words, that the carrier liquid and the active agent can be performed separately, ie by means of separate lines directly into the mixing unit or the mixing tank.
- a common inlet at the Mixing unit may be provided in the form of a T-piece, wherein the active agent is first supplied to the carrier liquid or fed into this and then fed together with the carrier liquid in the mixing unit.
- the mixing unit or the mixing tank can have at least one outlet for the mixed or mixed spray liquid, for example in a lower area. It is also conceivable that the mixing unit is designed as a static mixing unit or static mixer. However, the mixing unit can also be designed only as a T-piece, so that a passive mixing takes place in it. The mixing unit can also be integrated in the spray liquid tank.
- the spray liquid tank may be formed as a mixing tank of the mixing unit.
- the mixing and / or stirring element can be arranged on or in the spray liquid tank to mix or mix the spray liquid.
- the spray liquid tank can also be arranged in the spray liquid line downstream of the mixing unit. That is, in other words, that the spray liquid tank is arranged downstream of the mixing unit in the flow direction of the spray liquid from the mixing unit to the spray nozzle unit.
- the spray liquid tank can thus be spatially in the
- the spray liquid tank may be formed as a buffer tank, so that the spray liquid from the mixing unit first feasible or fillable in the buffer tank and from the buffer tank according to need to
- Spray nozzle unit guidable or conveyed or is conductive.
- the spraying device can have a spraying liquid conveying unit which is located in the spraying liquid line downstream of the spraying liquid line
- the spray liquid delivery unit may then be formed, the
- the spray liquid delivery unit may in particular be designed to generate a constant pressure, ie be designed as a constant pressure system, in order to generate a constant or uniform injection pressure at the spray nozzles or spray nozzle units. Since the defined injection pressure of the Spray liquid delivery unit is generated, the conveyor units upstream of the buffer tank, ie, the liquid delivery unit and the
- the buffer tank can be designed as an accumulator, for example with media separation (spray liquid - air).
- the pressure control in the buffer tank can then be done via a pneumatic pressure control valve, so that possible pressure fluctuations in the system can be reduced.
- the buffer tank can be designed as an accumulator, for example with media separation (spray liquid - air).
- the pressure control in the buffer tank can then be done via a pneumatic pressure control valve, so that possible pressure fluctuations in the system can be reduced.
- the buffer tank can be designed as an accumulator, for example with media separation (spray liquid - air).
- the buffer tank may, for example, be formed without pressure by means of a vent hole.
- the vent hole may have a vent valve.
- the buffer tank is fluidically connected to the environment or connectable at a defined internal pressure, so that it is formed without pressure.
- the liquid delivery unit may have a simple flow pump or delivery pump which has a pure on / off functionality. In conjunction with a volume flow meter can then via the flow signal and the previously set
- Liquid delivery unit have a metering pump with a fixed delivery ratio (without measuring the delivery volume). It is also conceivable that the
- Fluid delivery unit a simple valve or proportional valve in
- the liquid delivery unit has a constant pressure source and a metering orifice.
- Active substance delivery unit can be a simple alternative to the metering pump
- the active substance delivery unit can additionally have at least one metering orifice in this case.
- the buffer can be designed very easily and essentially without static requirements, whereby the total cost can be further reduced.
- the spray nozzle unit has in each case at least one spray nozzle for dispensing the spray liquid and at least one valve for controlling or regulating the discharged spray liquid quantity.
- the spray nozzle unit is controllable, i. pronounced and lockable trained.
- each of the spray nozzle units can be controlled separately.
- the valve can be in the
- Spray nozzle to be arranged or integrated.
- the valve may also be connected upstream of the spray nozzle, i. (In the flow direction of the spray liquid) may be arranged upstream of the spray nozzle.
- the spray nozzle unit may also have a plurality of spray nozzles, each with an upstream valve.
- the spray nozzle unit may also have a plurality of spray nozzles with only one of the spray nozzles upstream valve, so that upon actuation of the valve, the spray liquid is applied by means of all spray nozzles of the spray nozzle unit.
- the spray nozzle unit may be formed as a partial width of a nozzle system.
- the spray nozzle unit can also have a final mixing unit, which is designed to spray the liquid with the
- Carrier liquid and / or the active agent and / or another active agent - which are by means of corresponding lines to the Endmischü guided or guidable - to mix.
- the sensor units may each have a sensor element or a sensor or even a plurality of sensor elements or sensors.
- a sensor unit may be arranged in a flow area. Under a
- the flow range can be understood to mean a region through which the spray liquid and / or the carrier liquid and / or the active agent can flow. This is therefore an area which comes into contact or comes into contact with the spray liquid and / or the carrier liquid and / or the active agent.
- the first sensor unit is preferably arranged in the flow area of the carrier liquid.
- the flow region of the carrier liquid preferably comprises the liquid line leading to the mixing unit and / or the liquid tank.
- the second sensor unit is preferably in the flow area of
- Spray liquid arranged.
- the flow region of the spray liquid preferably comprises the spray liquid line leading away from the mixing unit and / or the spray liquid tank.
- the third sensor unit is preferably arranged in the flow area of the active agent.
- the flow area of the active agent preferably comprises that leading to the mixing unit
- the sensor unit can also be arranged outside the flow range.
- the corresponding sensor unit can be designed to contactlessly record the property information of the spray liquid and / or the carrier liquid and / or the active agent.
- the sensor unit may be configured to detect, in addition to the property information, a temperature of the spray liquid and / or the carrier liquid and / or the active agent in the flow region.
- the sensor unit may have a transmission unit.
- the transmission unit can be designed to transmit the property signal with detected values or measured values of the property information wirelessly, for example by radio,
- WLAN Wireless Local Area Network
- Bluetooth Wireless Fidelity
- the property signals each have a detected property information or a detected advertising / measured value of the property information.
- an agent concentration in the spray fluid can be determined.
- an active agent concentration in the spraying liquid can be derived (directly or indirectly).
- the property information of the spray liquid and the active agent concentration in the spray liquid are essentially clearly interdependent.
- the property information of the spray liquid and the active agent concentration in the spray liquid can be linearly dependent on each other. Accordingly, by means of the detected property information or the detected value of the property information on the
- the Property information may include a physical and / or chemical and / or physical and / or material property of the spray liquid.
- the detected property information is preferably selected from the group consisting of: electrical property, in particular electrical conductivity or permittivity, optical property, in particular absorption property, emission property, fluorescence, speed of sound, or combinations thereof. This can be very easily known by the skilled person
- Calculating an agent concentration in the spray liquid can be determined.
- the detected property information of the spray liquid, the carrier liquid and optionally the active agent are the same.
- the detected property information is preferably the electrical conductivity.
- the electrical conductivity of a solution is a universal physical quantity and indicates the ability of a substance to conduct electrical current. This conductivity depends strongly on the amount of dissolved salts, which are either already found in the active ingredients or spraying agents, or could be added to the active ingredients specifically by the manufacturers or the farmers. In addition to the conductivity, other physically measurable substances can be used to determine the concentration of the active ingredient. Thus, with the concentration of the active ingredients in the water due to the proportion of undissolved particles in the solution, the turbidity of the solution (and thus the absorption coefficient for light) or the speed of sound changes
- the step of receiving the first property signal comprises a step of obtaining an actual value of the property information of
- the step of receiving the second property signal comprises a step of determining an underlying value of the property information of
- Carrier fluid The detection of the property information of the supplied carrier liquid is prior to the feed of the active agent or the
- the step of outputting takes place as a function of the determined actual value of the property information of the spray liquid and the determined base value of the characteristic information of the carrier liquid. In other words, it is decided in dependence on the determined actual value and the ascertained base value whether a signal and / or what kind of signal, possibly also with what content, is output. This is always the actual value of the property information of the spray liquid and the determined base value of the characteristic information of the carrier liquid. In other words, it is decided in dependence on the determined actual value and the ascertained base value whether a signal and / or what kind of signal, possibly also with what content, is output. This is always the actual
- Base value of the carrier liquid taken as calculation and decision basis, without causing a conversion into a
- Effective concentration value takes place. Rather, the base value is "calculated out” from the actual value, thereby obtaining a calibrated or adjusted value of the property information of the spray liquid and thus of the remaining effective agent actually contained
- the step of outputting the information signal and / or the control signal is performed on the assumption that the carrier liquid is inert.
- the actual value of the characteristic information of the spraying liquid with a desired value of the characteristic information of the injection nozzle is preferred
- the target value of the property information of the spray liquid is again preferably determined as a function of the base value of the characteristic information of the carrier liquid and a predetermined or predefinable desired value of the active agent concentration in the spray liquid. Further, the target value of the property information of the spray liquid is determined by using
- Property information of the active agent calculated or determined.
- the value of the property information of the active agent can in this case be determined from stored characteristic curves or data sheets or else detected in the spraying device.
- a Control device can be understood as meaning an electrical device which processes sensor signals and outputs control signals and / or information / data signals as a function thereof.
- the control device can at least one arithmetic unit for processing the
- Arithmetic unit may be, for example, a signal processor, a microcontroller or the like.
- the control device may further comprise at least one
- Storage unit for storing the property signals
- the storage unit may comprise a cloud server, a flash memory, an EPROM or a magnetic storage unit.
- the control device can also at least one
- the communication interface can be designed to read in or output the signals wirelessly, for example via radio, WLAN, Bluetooth etc., and / or by line.
- the communication interface may be designed in hardware and / or software.
- the interface can be part of a so-called system ASIC, for example, which comprises a wide variety of functions of the control device.
- the interface has its own, integrated circuits or at least partially consists of discrete components.
- the interface can be a software module that is present, for example, on a microcontroller in addition to other software modules.
- the control signal is designed to control the conveyor unit in such a way or
- the information signal may indicate the value of the property information of
- the display unit can in this case a display, a
- the information signal may, for example, be selected from the list consisting of: SMS, e-mail, push notification, telephone call.
- adjusting in the context of the invention includes a regulation or a regulation of the active agent concentration.
- Agent concentration in a redesign of a spray spray liquid especially for agricultural purposes, wherein a
- Active agent and a carrier liquid to be supplied to a mixing unit of the injection device to mix the spray liquid may therefore comprise the following steps:
- an agent concentration in the spray liquid can be determined
- Spray liquid "out" thereby a calibrated or adjusted value of the characteristic information of the spray liquid without
- This value can then be compared, for example, with a desired or required value in order to carry out the adjustment or regulation of the active agent concentration in dependence thereon.
- Spraying device detected property information of the supplied active agent to determine a base value of the property information of the active agent and also to monitor and / or adjust the active agent concentration in the mixed spray liquid depending on the base value of the property information of the active agent.
- the desired value of the property information of the spray fluid is also determined as a function of the base value of the characteristic information of the active agent.
- the injection device may have a third sensor unit for detecting property information of the supplied active agent.
- Carrier liquid and / or the base value of the property information of the active agent is determined using a means of the third sensor unit detect temperature of the active agent.
- the temperature is detected at the point at which the corresponding property information is also detected. Since the temperature usually has an influence on the property information (conductivity, density, etc.), by considering this factor in the detection or determination of the property information and / or the active agent concentration, the method can be performed even more precisely.
- the pressure can also be measured analogously to the temperature, so that the sensor unit can alternatively or additionally have a pressure sensor for this purpose.
- the delivery unit is deliberately overdriven in order to maintain the active agent concentration in the injection liquid tank
- Spray liquid located injection liquid tank is determined, wherein the active agent concentration is set in the NASAstandard spray liquid further in dependence on the further actual value of the property information.
- the first sensor unit can additionally have a volume flow sensor in order to control the amount of fluid flowing into the spray liquid tank
- Fig. 1 is a schematic representation of an embodiment of the
- Fig. 2 is a schematic representation of the control device
- FIG. 4 is a flowchart of a method for monitoring and / or
- Fig. 1 is a schematic representation of a spraying device is shown, which is provided in its entirety by the reference numeral 10.
- the spray device 10 has a liquid tank 12 with a
- the carrier liquid 14 is water 14.
- the spray device 10 also has a static mixing unit 20.
- the static mixing unit 20 is fluidly connected to the liquid tank 12 via a liquid line 22.
- In the liquid line 22 is a
- Liquid delivery unit 24 is arranged to supply the carrier liquid 14 of the static mixing unit 20 and to be able to lead into this.
- Liquid delivery unit 24 in this case has a feed pump 26 and a flow meter 28.
- the static mixing unit 20 is further connected via an active agent line 30 with the active agent tank 16.
- an active agent conveying unit 32 in order to be able to supply the active agent 18 to the static mixing unit 20 or to be able to conduct it into this.
- the active agent delivery unit 32 in this case has a metering pump 34. Accordingly, by means of the static mixing unit 20, a mixing of the active agent 18 with the carrier liquid 14 to form a spray liquid 36.
- Spray liquid line 38 a spray liquid tank 40 arranged The
- Spray liquid tank 40 is formed here as a buffer tank 40.
- Spray liquid tank 40 and buffer tank 40 is arranged and
- Nozzle system 42 to be directed with spray nozzle units 44.
- Each of the spray nozzle units 44 has a spray nozzle 46 for discharging the
- the spray device 10 In order to set the injection pressure at the spray nozzle units 44, the spray device 10 also has a spray liquid feed unit 50 which is designed to supply the spray liquid 36 from the spray liquid tank 40 under pressure or under a defined pressure to the spray nozzle system 42 or spray nozzle units 44.
- the spray liquid delivery unit 50 in this case has a constant pressure source with a pump 52.
- the spray device 10 In order to be able to monitor and adjust the active agent concentration in the spray liquid 36, the spray device 10 also has a first
- the first sensor unit 54 is in the
- Spray liquid line 38 downstream of the mixing unit 20 is arranged.
- the first sensor unit 54 is in this case designed to detect property information of the mixed spray liquid 36.
- the second sensor unit 56 is disposed in the liquid line 22 downstream of the liquid tanks 12.
- the second sensor unit 56 is in this case designed to detect property information of the carrier liquid 14.
- the third sensor unit 56 is in the
- the third Sensor unit 58 is in this case designed to detect property information of active agent 18.
- Fig. 2 will be explained below how the
- control device 60 is set up to receive a first property signal 62 with a property information 64 of the spray liquid 36 detected by means of the first sensor unit 54 of the spray device 10.
- the control device 60 is further set up, a second characteristic signal 66 with one by means of the second sensor unit 56 of
- Spray device 10 detected property information 68 of the carrier liquid 14 to receive.
- the control device 60 is also set up, a third property signal 70 with a third sensor unit 58 of the
- Spray device 10 detected property information 72 of the active agent 18 to receive.
- the property information 64, 68, 72 in this case each comprise an electrical conductivity and a temperature. Accordingly, the
- Sensor units 54, 56, 58 each have a sensor for detecting the electrical conductivity and a sensor for detecting the temperature.
- Control device 60 is also set up, an information signal 74 to a display unit 76 and a control signal 78 to the conveyor unit 24, 32 in
- control device 60 Depend on the property information 64, 68, 72 to monitor the agent concentration in the spray liquid 36 and / or set.
- the control device 60 is set up to carry out the calculations by means of a computer unit 80 and to control the conveyor unit 24, 32 accordingly.
- the control device 60 also has a
- Storage unit 82 for storing the values of the property information 54, 56, 58.
- Agent concentration shown in the spray liquid 36 in the spray liquid tank 40 is shown, wherein the active agent concentration in% (ordinate) over time units (abscissa) is shown, wherein the dashed line 84 represent the desired active agent concentration and the line 86, the set active agent concentration of the spray liquid 36 in the spray liquid tank 40. Im shown
- Example is filled within 20 time units of the spray liquid tank 40, wherein the desired final concentration of 0.01% is reached after 11 time units.
- FIG. 4 shows a flow chart of a method 100 for monitoring and / or setting an active agent concentration in one by means of a
- Spray device 10 Tonerden spray liquid 36, in particular for agricultural purposes, wherein an active agent 18 and a carrier liquid 14, a mixing unit 20 of the spray device 10 are supplied to mix the spray liquid 36.
- the method 100 comprises a step 102 of receiving a first characteristic signal 62 with a signal detected by a first sensor unit 54 of the spray device 10
- Characteristic information 64 of the mixed spray liquid 36 in order to determine an actual value of the characteristic information 64 of the spray liquid 36, wherein an agent concentration in the spray liquid 36 can be determined using the property information 64.
- the method 100 further comprises a step 104 of receiving a second characteristic signal 66 with the characteristic information 68 of the supplied carrier fluid 14 detected by a second sensor unit 56 of the spray device 10 in order to determine a basic value of the characteristic information 68 of the carrier fluid 14.
- the method 100 finally includes a step 108 of outputting a
- the method 100 also comprises a step 106 of receiving a third property signal 70 with that detected by a third sensor unit 58 of the spray device 10
- Property information 72 of the supplied active agent 18 to determine a basic value of the property information 72 of the active agent 18 and further in
- an exemplary embodiment comprises a "and / or" link between a first feature and a second feature, this is to be read such that the Embodiment according to an embodiment, both the first feature and the second feature and according to another embodiment, either only the first feature or only the second feature.
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Accessories For Mixers (AREA)
- Catching Or Destruction (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017220020.0A DE102017220020A1 (de) | 2017-11-10 | 2017-11-10 | Verfahren zum Überwachen und/oder Einstellen einer Wirkmittelkonzentration in einer mittels einer Spritzvorrichtung auszubringenden Spritzflüssigkeit |
PCT/EP2018/078766 WO2019091759A1 (de) | 2017-11-10 | 2018-10-19 | Verfahren für eine spritzvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3706565A1 true EP3706565A1 (de) | 2020-09-16 |
Family
ID=64024016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18793630.7A Withdrawn EP3706565A1 (de) | 2017-11-10 | 2018-10-19 | Verfahren für eine spritzvorrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US20200260715A1 (de) |
EP (1) | EP3706565A1 (de) |
BR (1) | BR112020009040A2 (de) |
DE (1) | DE102017220020A1 (de) |
WO (1) | WO2019091759A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220062935A1 (en) * | 2020-08-26 | 2022-03-03 | Unist, Inc. | Spray nozzle with integrated flow feedback and control |
CN114226094B (zh) * | 2021-12-26 | 2023-01-20 | 北京化工大学 | 一种电动手动双功能雾化洗消器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121767A (en) * | 1976-07-26 | 1978-10-24 | Richard Jensen | Mobile agricultural sprayer with additive concentration control |
DK173626B1 (da) * | 1999-01-27 | 2001-05-07 | Hardi Int As | Landbrugssprøjte med styreindretning |
DE102009026234B4 (de) | 2009-07-23 | 2023-07-06 | Amazonen-Werke H. Dreyer SE & Co. KG | Spritzeinrichtung |
DE102009026232A1 (de) * | 2009-07-23 | 2011-02-03 | Amazonen-Werke H. Dreyer Gmbh & Co. Kg | Spritzeinrichtung |
DE102012100450A1 (de) * | 2012-01-20 | 2013-07-25 | Amazonen-Werke H. Dreyer Gmbh & Co. Kg | Landwirtschaftliche Feldspritze |
US10334776B2 (en) * | 2013-06-12 | 2019-07-02 | Agco Corporation | Method and system having an intermediate holding vessel for combining chemical injection substances for a spray system |
-
2017
- 2017-11-10 DE DE102017220020.0A patent/DE102017220020A1/de not_active Withdrawn
-
2018
- 2018-10-19 WO PCT/EP2018/078766 patent/WO2019091759A1/de unknown
- 2018-10-19 EP EP18793630.7A patent/EP3706565A1/de not_active Withdrawn
- 2018-10-19 US US16/757,946 patent/US20200260715A1/en not_active Abandoned
- 2018-10-19 BR BR112020009040-9A patent/BR112020009040A2/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2019091759A1 (de) | 2019-05-16 |
BR112020009040A2 (pt) | 2020-11-03 |
US20200260715A1 (en) | 2020-08-20 |
DE102017220020A1 (de) | 2019-05-16 |
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