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Ultronics ZTS16 Control Valve

Product Overview

January 30, 2009

Christophe Natter – Product Manager

Key Objectives

• How the valve works• Valve specs and function

• Open Architecture• Why it is important

• Features• A comparison with traditional valve and benefits of

Ultronics

• Summary• The key takeaways

Typical Control System Arrangement

CANopen

ECU(Electronic Control Unit)

Other vehicle

functions (engine…)

Control Valve

CANopen

Vehicle

Ultronics ZTS16 Twin Spool Valve

Specifications• 130 l/min, 350 bar Max (300 bar

NFPA rated)• Environmental

• IP67

• Ambient -40oC to 105oC• EMC – 100 V/m (various EMC stds)

Advanced Control in a Robust Package

Features• Twin spool architecture, integrated

pressure and position sensors

• Mono-bloc construction with up to 6 sections per bank

• Open communication J1939or CANopen

Ultronics ZTS16 Twin Spool Valve

• Terminology: 5-section valve

Conditioning valve Pilot valves (5)

Pressure ReducingValve

Work Ports (5 pairs)Valve System Module:> Power Supply> Controller

Main supply P1(P2, opposite side)

Detailed Cross Section

6 Mainstage monoblock

Mainstage spools

Pilot Valve

Voice coil actuator

Centering spring

Pilot spools

Position sensor

Pressure sensor

On-board electronics

Section Schematic

Product Overview

• Inlet sectionConditioning Valve

Full flow reliefvalve option

Fixed and LS cartridge design controller, single spool

Main system relief valve

Pilot Reducing valve

Inlet Section – Fixed Pump

INLET SECTION

PILOT REDUCING VALVE

PRESSURE CONTROL

Inlet Section – Variable Pump

INLET SECTION

PILOT REDUCING VALVE

LOAD SENSE

PRESSURE CONTROL

Flow Determination

2 ∆ Pρ(temp)

Q = CD (x, temp)A

Flow Map

Port Relief Valve Options

PORT RELIEF VALVE + ANTI-CAVITATION

Optional for fixed &

variable pump applications

ANTI-CAVITATION

Manual Over-Ride Option

High-Speed Deterministic CAN

High Speed, High Reliability

Deterministic vs Non-Deterministic

DETERMINISTIC (Time Triggered)

NON – DETERMINISTIC (event-based)

Route, journey time & arrival time are pre-scheduled (timetable)

Route, journey time & arrival time may be subject to

alterations & delays

Valve System Options

< 4 meters

VSM = Valve System Module

ECUVSE VSE VSM> 4 meters

VSE = Valve System Extender

< 4 meters

Opening Up the Architecture

INPUTSAD

EATON EFX ECU

VALVE F(X)CONTROL F(X)

INPUTSAD

OEM ECU V2SI

VALVE F(X)

CAN CAN

ECU = Electronic Control Unit

V2SI = Valve to Vehicle System Interface

Application ECU Independent

Opening Up the Architecture…EFX Controllers & Control F(X) Application Software

Single CAN Interface Required for Ultronics

Many EFX Controller Options

Application Software Development Tool

OEM Programmable Hardware

John Deere

John Deere Vehicle Controllers

John Deere vehicle application software:

C++ or others

Sauer-Danfoss

MC050, MC024, etc.

Plus1 Software:Proprietary (must learn

tool to use)

Rexroth

RC2-2/20, RC4-4/20, etc.BODAS Software

Opening Up the Architecture…Example: Third Party Controllers and Software

V2SI Specification Enables Control by Virtually any Controller

V2SI withUltronics Valve

• Valve Performance Derived and Tuned through Software• Valve Control Algorithm

• Valve Control Variables (Gains, margins, pressures, etc.)

• Maximum Control Pressures

• Software reliefs

• Pressure filters

Valve F(X) Configuration Software

Rapid and Broad Tuning Capability Provides Customized Control Solutions

Valve F(X) Configuration Software

• Integrated Valve Monitoring and Control• Quick and easy diagnostic tool

• Real-time valve and system monitoring

Real-time Data Monitoring and Control Enable Rapid Valve and System Diagnostics

Control Modes

• Mechanical spool configurations

• Single spool control modes• Position control

• Flow control

• Pressure control

• Twin spool control modes• Universal flow control (UFC)

• High gravity assist (HGA)

• Non-gravity assist (NGA)

Performance Tuned by Software – Many Configurable Parameters, Rapidly Adjusted

Traditional Ultronics

Flow Share

• Mechanical compensation• Pre-compensated

• Low load gets flow

Or (not both)

• Post-compensated• Flow reduced ratiometrically

based on load

• Software configurable• Ratio

• Cascading

• Uniform

Multiple Flow Share Options to Meet Your Application Needs

Maximum Pressure

• Mechanical relief valve • Software control• Maximum pressure

• Software relief

Hardware Independent - Easily Set for Your Application

Regenerative Function

80 l/min 40 l/min

40 l/min

Load Weigh

• External sensors, mounting and wiring

• Integrated• Internal pressure sensors

provide information to determine load weight

Integrated and Robust for Added Application Value

• Mechanical spool option / spool position

• Software control• Maximum pressure

• Software relief

Lowering Speed Independent of Cylinder Load

Value Proposition Overview

• Open Architecture:• Allows customer to use own ECU and existing CAN

• Based on market standard communication protocols (J1939, CAN Open)

• Improved controls• Leverage built-in sensors and on-board electronics

• Higher precision

• Less fuel consumption, Energy savings

• Reduced time to market• Standard components• Application customization via software• Simulation capability

• Reduced hosing on the vehicle• Less hoses due to electronic communication• Less leak paths

• Reduced inventory• Limited number of service parts• Possibility of standard valves, customized via software

• Compact Valve• Monoblock design

• Integrated pressure and position sensors

• Reduced operator fatigue• safe repetition of tasks

• Diagnostic capability

Value Proposition Summary

• Increased output per hour

• Reduced fuel consumption & energy losses

• Reduced operator fatigue

• Independent meter in / out

• Electronic flow sharing options

• Load independent flow control

BenefitWinning Proposition

Precise Control

• Control is software / hardware independent

• Reduced development time

• Reduced inventory

• Open architecture

• Performance derived from software

Flexible

• Compact size

• Diagnostic capability

• Added functionality

• Integrated sensors

• On-board electronics

Integrated Solution

Example of a mini-excavator retrofit

+ cables/wires!

New cab layoutBenefits:• Eliminated the need for the

assembly of +30 m of hose• Removed mechanical linkages and

freed up space in cab• Additional functionality….

switchable joystick configuration, new thumb drive layout, less force required to operate joysticks, great system flexibility, automated functions

Benefits

• Number of components reduced

• Fewer Leak Paths

• No Hydraulics in the Cab: clean and quiet!

• New functionalities: less operator fatigue, and increased output

• Backhoe loaders • Mini / Midi Excavators • Cranes

• Utility / Vocation Trucks

• Forestry

Target Platforms

Breakthrough Technology Available Today

• Telehandlers

Supporting Material

• Sales Brochure (E-VLDI-MR003-E1)

• Technical Catalog (E-VLMB-MC001-E)

• Installation Drawing

• Installation & Service Manual

• Vehicle to Valve System Interface (V²SI)

• Valve f(x) User Guide

• Application Guide

Valve Manufacturing

• Manufacturing Location – Havant, UK

Breakthrough Technology Available Today

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