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DS-3000シリーズ

A combustion analyzer that meets the demands for research and development in further improving engine fuel efficiency and downsizing.

Research and development of conventional combustion improvement technologies (HCCI, EGR, etc.), new power sources (HEV, PHEV), and new fuels (bio-energy, natural gas) continues, and research and development to improve engine fuel efficiency and downsizing is intensifying, leading to increased demand for combustion analyzers.
The DS-3000 series combustion analysis system is the successor to the DS-2000 series, the leading combustion analysis system in Japan. It features newly developed hardware and enhanced capabilities to meet these demands.
2018/10/26 Version Update This update enhances functionality related to linked measurement with actual vehicles and test bench control panels, supporting the reduction of man-hours and the realization of automated measurement solutions, which are major challenges in customer analysis work these days. DS-0328: Enhanced cylinder-specific analysis function, expanded filter processing function, manual improvements, and other functional improvements. DS-0336: Combustion Link Function - Expanded the range of combustion parameter values that can be set from the test bench control panel or higher-level control system. DS-0339: Knock Expert Function - Added a function to automatically perform calibration measurement using CAN communication commands. DS-0360: Encoderless Measurement Function - Added a measurement function using long-tooth gear signals input/output to the ECU for rotational control of motorcycle engines, etc. DS-0383: CAN Measurement Function - Added a function to output the combustion calculation results for each cycle to a CAN database file.

Precautions for use

* The DS-0328 and its optional software will soon be discontinued.
Please consider our latest model, ExAngle.
For further details, please contact our dealer or sales office.

The latest models are available here.

Features

  • Compatible with various fuels (liquid and gaseous fuels)

  • Real-time display of in-cylinder pressure maximum value, IMEP, and other trend monitors and statistical calculation trends.

  • Supports start-up and stop-down testing.

  • Measurement without an encoder

  • Features

New features

It is possible to check the reliability of the usage time/cycle count readings from the in-cylinder pressure sensor.
It is possible to check the reliability of the usage time/cycle count readings from the in-cylinder pressure sensor.

In-cylinder pressure sensor information readout function

The charge amplifier for the in-cylinder pressure sensor can retrieve information such as the sensor's operating time and product/service status. This information can be used to determine when to replace or purchase additional in-cylinder pressure sensors, which are prone to wear and tear.
(※ This feature is only compatible with TEDS-compatible in-cylinder pressure sensors sold by Kistler.)

Heat calculation function

Heat calculation function

It can calculate the work and losses on the fuel introduced into the combustion chamber, and output the heat calculation, which previously had to be done manually.

Batch recalculation of multiple files
Batch recalculation of multiple files

Continuous calculation function - Enhanced -

It is possible to perform calculations in a batch while changing the parameter settings required for the calculation during the process, and it is possible to improve the efficiency of work by recalculating multiple measurement data files with different conditions all at once.

Arbitrary Physical Quantities & Determination Processing - Enhanced Cylinder-Specific Analysis Function (DS-0328 Standard Software)

Arbitrary Physical Quantities & Determination Processing - Enhanced Cylinder-Specific Analysis Function (DS-0328 Standard Software)

This feature is particularly useful when performing multi-cylinder measurements in actual vehicles or test benches. It adds a function that allows for the analysis of the combustion state for each cylinder using the ignition signal, fuel injection signal, and intake/exhaust pulsation signal output from the ECU for combustion control.
Even when the number of analysis items increases significantly, making data organization more time-consuming, the analysis data can be linked to each cylinder, allowing users to organize the desired analysis data without errors.

Basic software

DS-0328 Combustion Analysis Software

DS-0328 Combustion Analysis Software

This is basic software for combustion analysis. It includes essential functions such as monitoring, measurement, calculation, and data storage.
The analysis results are displayed in a list of items, with each item shown in a separate numerical display window for each channel. The trend window also allows for a combined display of real-time and intermittent trend data. Examples of various graph displays, including overlaid cylinder data, list views, and trends, as well as the simplified operation and measurement screen, are shown.
In simplified operation measurement, basic combustion analysis measurements can be easily performed by clicking the buttons on the screen in order from the beginning.

Input pulse count

180/360/720/1800/3600 P/R

Angle sampling resolution

 0.05/0.1/0.25/0.5/1.0° 

Input rotational speed range

0.05°: 10–8,000 r/min
0.1°: 10–16,000 r/min
0.25/0.5/1.0°: 10 to 25,000 r/min

Specifications

Environmental specifications, engine specifications, fuel specifications (composition by weight, elemental ratio)

Automatic TDC correction function for all cylinders
Test mode

Manual, automatic save, and start-up tests.

Low-speed A/D input function

By adding the "DS-0381 16ch Low-Speed A/D Input Unit for Combustion," you can measure environmental parameters and other arbitrary data.
The DS-0349 crank angle pulse period measurement function measures data every 45° and averages it to obtain a representative value for the cycle.

Analog output function

By adding the "DS-0382 16ch Combustion D/A Output Unit," the combustion calculation value will be output as a voltage signal while the calculation monitor is running.
The configurable combustion calculation values are function items that can be displayed on the calculation monitor.

Hardware configuration

  • Hardware configuration

Software Option Features

DS-0328T Transient Combustion Analysis Function

DS-0328T Transient Combustion Analysis Function

It supports multi-cycle (long-duration) measurements such as transient mode tests (JC08, JE05).
You can efficiently analyze data by reading only the specified range from the transient measurement cycle trend.

Angular resolution [°] Maximum number of cycles Recording time (average 1,800 r/mn)
0.05 30,000 Approximately 30 minutes
0.1 60,000 Approximately 60 minutes
0.25 100,000 Approximately 110 minutes
0.5 100,000 Approximately 110 minutes
1.0 100,000 Approximately 110 minutes

* The above is for a 4-channel measurement. Results may vary significantly depending on the calculation process and the number of channels used.

DS-0329 Knocking Analysis Function

DS-0329 Knocking Analysis Function

Engine knocking is detected by observing disturbances in the cylinder pressure signal.
It processes knocking calculation values and knocking occurrence rates in real time. Knocking values and judgment values can be displayed as calculation monitors, trend indicators, and numerical values.

DS-0335 SYNC measurement function

For engine testing of vehicles equipped with idle stop mechanisms and hybrid vehicles, the DS-2000 series / DS-3000 series combustion analyzers have long supported our customers' testing with their engine start-stop measurement mode. In recent years, there has been an increasing trend to conduct mode tests such as JC08 mode and NEDC mode in conditions closer to those of a finished vehicle to evaluate performance.

The SYNC measurement function allows for even more effective use of existing start-stop measurement features.
*DS-0329 Knocking analysis function cannot be used simultaneously.

  • DS-0335 SYNC measurement function
DS-0336 Combustion Link Function

DS-0336 Combustion Link Function

Communication via TCP/IP sockets becomes possible, allowing for the following various processes.
For example, it can be linked to an engine test bench to synchronize the recording of performance data and combustion analysis data.

  • Specifications (environmental specifications, engine specifications, fuel specifications)

  • Measurement conditions/calculation settings

  • Measurement start / Calculation result output

  • Start calculation monitor / Read calculation monitor value

We have expanded the range of combustion parameters that can be set from the test bench's control panel or the higher-level control system.

DS-0337 Combustion Noise Analysis Function

It calculates the Cylinder Pressure Level (CPL) from the in-cylinder pressure and the Combustion Noise Level (CNL) from the engine's structural damping. It offers calculation monitoring, trend display, and numerical display. Combustion noise analysis is possible using the same angle-sampled data as the combustion analysis.

  • DS-0337 Combustion Noise Analysis Function No. 1
  • DS-0337 Combustion Noise Analysis Function No. 2
DS-0339 Knock Expert function

DS-0339 Knock Expert function

The combustion analysis system is used by inputting combustion pressure signals and sound pressure signals.

  • It measures sound pressure levels with a single microphone and can simultaneously detect knocking in up to four cylinders.

  • The detection sensitivity can be adjusted in 5 steps to allow for measurement according to the sound pressure level.

  • It is also possible to change the detection sensitivity and judgment level after measurement and perform recalculation.

  • By combining this function's knocking level index with the frequency processing function included in the DS-0328 combustion analysis software, it is possible to determine various knocking levels—trace, light, and heavy—to match your knocking index.
    *If you are considering purchasing this product, please contact your nearest branch office.

We have added a function that automatically performs calibration measurements using CAN communication commands.

DS-0349 Crank Angle Pulse Period Measurement Function

DS-0349 Crank Angle Pulse Period Measurement Function

The period of the crank angle pulse signal is measured and expressed as calculation data.
The diagram shows an example of graphing startup test data in an absolute angle text file. (Startup measurement is a standard function.)

DS-0358 Multi-stage injection analysis function

DS-0358 Multi-stage injection analysis function

It can perform calculations for up to 10 stages of fuel injection and combustion.

Calculable items for each injection
Maximum injection pressure, maximum pressure position, valve opening pressure, fuel injection start position, end position, injection rate center of gravity position, center of gravity position, ignition delay angle

Calculable items for each combustion
Heat generation rate, center of gravity position, combustion start position, end position, cylinder pressure and combustion chamber gas temperature at combustion start position

DS-0360 Encoderless Measurement Function No. 1

DS-0360 Encoderless Measurement Function

By utilizing real-time time-angle conversion, we have developed a new algorithm using a small number of pulses (8-360 P/R) for angle signals, enabling stable measurements even during acceleration and deceleration, and allowing measurements without the need for an encoder.

This eliminates the need for an encoder to detect the crank angle, allowing measurement using crank angle signals for the ECU (tooth-missing pulse signals) or small pulses for ring gears, etc. It also compensates for delays.

  • Angle pulse: 8–360 P/R

  • Missing teeth: 0-4 P/location (if 0, 1 P/R signal is required)

Note: Please check the angle pulse signal specifications (amplitude, shape) before purchasing.

With support for long-tooth pulses, combustion analysis can now be performed on engines that were previously impossible to measure.

  • DS-0360 Encoderless Measurement Function No. 2

DS-0361 Torque Fluctuation Analysis Function

  • DS-0361 Torque Fluctuation Analysis Function No. 1
    The image below is a graph created using an absolute angle text file (abs format).
  • DS-0361 Torque Fluctuation Analysis Function No. 2
    Engine torque data is calculated by considering friction and inertia forces from the in-cylinder pressure of each cylinder.
DS-0363 Calculation Customization Function

DS-0363 Calculation Customization Function

You can create any calculation formula and easily incorporate it as a basic function of combustion analysis.

DS-0365 INCA Link Function

DS-0365 INCA Link Function

A function that enables linked measurement with the ETAS engine compatibility tool INCA.
ECU performance data and combustion analysis system calculation data can be measured in time synchronization.

  • Data communication via LAN (TCP/IP socket)

  • By linking with the engine test bench, it is possible to synchronously measure ECU performance data and the following combustion data.

    This feature is ideal for efficiently performing engine matching.
    * Measurable data: Cylinder pressure, rate of increase in cylinder pressure, combustion mass ratio position, heat generation rate, IMEP, NMEP, etc.

  • The measured data can be converted to MDF file format and saved via INCA.

    Because it uses an ASAM-compliant file format, it facilitates standardization of management with data from other measuring instruments.

DS-0383 CAN Measurement Function No. 1

DS-0383 CAN measurement function

CAN data, which is becoming increasingly important as the foundation supporting automotive control, can be synchronized with combustion analysis data and confirmed as measurement results for each cycle.

DS-0383 CAN Measurement Function No.2

Test output and database file output support have been added.

Integrates with Oscope (time series data analysis software)

The combustion analysis software can now output TDMS files, which are ASAM-compliant file format. The TDMS file stores actual measured angular axis data, including in-cylinder pressure signals, and calculation data for each TDC, which allows you to check the time evolution of combustion calculation results (NMEP, combustion mass ratio position, etc.).
By importing this TDMS file into Oscope, it became possible to analyze the phenomenon by zooming in on the angular axis data at key points while observing the time-axis changes of the combustion calculation results within OScope.
Oscope can also import performance data files (.thd) measured by FAMS and ECU data (.mf4) measured by ETAS INCA, allowing for comparative analysis of data from all three sources in conjunction with combustion analysis.

  • Integrates with Oscope (time series data analysis software)

* TDMS file: A file format developed by NI (National Instruments), consisting of a file/group/channel hierarchy, and is an ASAM-compliant measurement data file.

List of optional features and hardware compatibility

Optional Options DS-3000
(DS-0380)
DS-2000
Version B
(DS-0280B)
DS-2000
Version A
(DS-0280A)
DS-2000
(DS-0280)
DS-0328T Transient Combustion Analysis Function
DS-0329 Knocking Analysis Function
DS-0335 SYNC measurement function × × ×
DS-0336 Combustion Link Function
DS-0337 Combustion Noise Analysis Function
DS-0339 Knock Expert function × × ×
DS-0349 Crank Angle Pulse Period Meter Function ×
DS-0358 Multi-stage injection analysis function
DS-0360 Encoderless Measurement Function ○*1 ○*1 ×
DS-0361 Torque Fluctuation Analysis Function ×
DS-0363 Calculation Customization Function
DS-0365 INCA Link Function × × ×
DS-0383 CAN measurement function *2 × × ×

*1 When a DS-2000 series measurement unit is connected, the accuracy will be lower compared to when a DS-3000 series measurement unit is connected.
*2: This feature requires the hardware option (VN1610 CAN interface).

Specification

DS-0380 4-channel high-speed A/D unit for combustion

Number of input channels 4 channels per unit (maximum 28 channels, up to 5 units)
Input method Single-ended
Isolation Unit-to-unit isolation (four inputs within a unit share a common ground)
Terminal shape BNC terminal
Input Impedance 1 MΩ
Coupling DC coupled
Input voltage range ±0.1/0.2/0.5/1.0/2.0/5.0/10.0V
Level Monitor LED -20 dB (green), -0.915 dB (red)
Offset error Within ±1.0%
A/D resolution 16-bit sequential conversion type
Sampling rate up to 1MHz
Data memory 56 MB/ch
Weight Approximately 900g

DS-0378 Combustion Pulse Input Unit

Pulse input section
Input Impedance 100 kΩ
Input method Single-ended
Isolation Non-insulated
Terminal shape BNC terminal
Coupling AC or DC coupling
Input voltage range ±10 V
Absolute Maximum Input Voltage ±45 V
Minimum input voltage 1.0 Vp-p
Monitor LED Signal normal detected (green), signal abnormal (red)
Trigger level ±10 V, setting resolution 10 bits
Trigas Rope + (rising point), - (falling point)
insulation
insulation "1 P/R input, angle pulse input", "external start input"
"Status output" isolation (1 P/R and angle pulse are common to all).
External Start Input
Input format TTL or voltage-free contact signal
Internal pull-up resistor Connected to the internal +5V via a 100 kΩ resistor.
Minimum pulse width 10 ms
Status output
Output format TTL
External Start Function Unit BNC input terminal for starting measurement with TTL level or voltage-free contact signal.
The detected slope is either rising or falling.
Weight Approximately 800g

DS-0381 16-channel low-speed A/D unit for combustion

Number of input channels 16 channels per unit (maximum 32 channels, up to 2 units)
Input method Single-ended
Isolation Non-insulated
Terminal shape D-SUB 37pin
Input Impedance 1 MΩ
Coupling DC coupled
Voltage range ±1.0/2.0/5.0/10.0 V
A/D resolution 16 bit
Sampling angle 45°
Sample method Multiplex system
Weight Approximately 800g
Accessories BNC connector box, signal cable (1.5 m)

DS-0382 16-channel D/A converter unit for combustion

This unit outputs combustion analysis calculation data (Pi, Pmax, etc.) as analog data. Each unit consists of 16 channels, and can be expanded up to a maximum of 32 channels.

Number of output channels 16 channels per unit (maximum 32 channels, up to 2 units)
Output method Single-ended (common GND for each channel)
Isolation Non-insulated
Terminal shape D-SUB 37-pin (using an external BNC connector box)
Output Impedance 1 Ω or less
Load impedance 10 kΩ or more
Maximum Output Current ±1 mA
Output coupling DC coupled
Output voltage range ±10.0 V
D/A resolution 14 bit
Startup time Less than 100 μs (10% to 90% of the time it takes for the voltage to change from -10 V to +10 V)
Weight Approximately 800g
Accessories BNC connector box, signal cable (1.5 m)

DS-3284 Combustion Analysis Unit

AC power supply voltage 100-240 VAC
Milk power supply voltage 10.5–16.5 V *1
Power consumption Approximately 27-67 W *2
Operating temperature range 0 to +40°C (non-condensing)
Storage temperature range -10 to +60°C
CE marking correspondence
Maximum Number of Units 9 units
PC Interface USB 3.0 interface (it will also work with USB 2.0, but the speed will be slower)
Outline drawings 257 (W) x 104 - 344 (H) x 182 (D) mm *2

Outline drawings

Weight Approximately 3.1–8.5 kg *2

Hardware configuration supplement: For 5 units or more, a 150W AC adapter will be used, and a cooling fan will be included.
*1: The voltage will be 10.5-16.5V only when using 4 units.
*2: Varies depending on the number of units.

Operating environment

CPU Intel ® Core TM i5 equivalent or higher
Memory capacity 4 GB or more
Interface It must have a USB 3.0 interface.
(It works with USB 2.0 and USB 3.0, but the speed will be slower with USB 2.0.)
OS Microsoft ® Windows ® 7 Ultimate/Professional (64-bit version / 32-bit version)
Microsoft ® Windows ® 10 Pro (64 bit version / 32 bit version)
Compatible with Microsoft .NET Framework 3.5 and later.
For more information on the version Software environment: Windows Please refer to this.

* Microsoft® Windows® is a registered trademark of Microsoft Corporation in the United States and other countries.
Other company and product names mentioned are trademarks or registered trademarks of their respective companies.

Crank angle measuring device (optional)

  • Optical fiber crank angle detector CP-5110B, slit disc CP-5120/5130, and crank angle amplifier CA-6000B

  • Optical fiber crank angle detector CP-5730 (slit disc and detector integrated) and crank angle amplifier CA-6000B

Crank Angle Detector
Slit disc separation type
CP-5110B
Crank Angle Detector, Integrated Slit Disc Type, CP-5730 Crank Angle Detector Amplifier CA-6000B
Crank Angle Detector, Slit Disc Separation Type CP-5110B Crank Angle Detector, Integrated Slit Disc Type, CP-5730 Crank Angle Detector Amplifier CA-6000B
  • High noise immunity thanks to the use of optical fiber.
  • Improved optics enable stable detection.
  • Small, lightweight, and usable even with high-vibration engines.
  • Designed with setup in mind.
  • Light rotational load with no bearings used.
  • High noise immunity thanks to the use of optical fiber.
  • Improved optics enable stable detection.
  • Improved vibration resistance through weight reduction of rotating parts and improved rotation stopper structure.
  • Smooth rotation thanks to high-speed bearings.
  • The system receives signals from the crank angle detector (A phase: angle signal, 1 P/R: origin signal) and outputs them as TTL level or analog signals.
  • External volume control allows for matching of crank angle and detector sensitivity.
  • High noise immunity equivalent to CE marking
  • The crank angle detector can also be changed by switching a switch.

最終更新日:2025/09/03