Quieter, Simpler, Safer than Ever - Motion and Thermal … · · 2017-03-22DC Motor + Gear Head 0 10 20 30 40 50 60 ... HP connections: BP DP Needs only single panel installation

New Pump System for Hemodialysis Machines

Motor Solution for Partners

Copyright © 2008, Nidec Servo Co., Ltd. All Rights Reserved.

Nidec Servo Co., Ltd.

Kiryu Technical Center

The 4st Design Department

Engineering Team, Motor Application Systems　　　　　　　　　　　　　　　　

　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　

Nidec Servo Co., Ltd.

Kiryu Technical Center

The 4st Design Department

Engineering Team, Motor Application Systems　　　　　　　　　　　　　　　　

　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　

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Quieter, Simpler, Safer than Ever ...

Core Competence Motor Solution for Partners


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1.

Core Competence of Our Company

1-4　Global production network in China and Indonesia to deliver our high quality products to customers with reasonable pricing.

1-3　Excellent achievement in medical equipment safety system conforming to MDD. ・The medical equipment manufacturing license in Japan has been approved.・The CE marking has been approved for syringe pump products.

1-2　High durability and silent drive mechanism with gear trainsfor high power driving systems.

1-1　Advanced control technologies for silent driving systems using precision stepping motors and brushless DC motors.

Product Introduction Motor Solution for Partners


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2.

Single Board Driver for 3 Motors

Silent Gear Head

[Integrated on a single panel]

Blood Pump

Heparin Pump

(It’s possible to customize the layout of the pumps.)

Major Feature Locations on Hybrid Pump.Major Feature Locations on Hybrid Pump.

Brushless DC Motor

3-phase Stepping Motor

Benefit -- Quieter Motor Solution for Partners


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3.

1. Our innovative stepping motors in the heparin pumps

contribute toward keeping a quiet environment in the wards.

2. The gear heads customized for medical equipment and low

vibration DC motors on the blood pump also prevent uncomfortable acoustic noise in the wards.

15,000 Hrs life

DC Motor + Gear Head

0

10

20

30

40

50

60

0 1000 2000

Frequency[Hz]Frequency[Hz]Frequency[Hz]Frequency[Hz]

Nois

e L

evel[dB]

Nois

e L

evel[dB]

Nois

e L

evel[dB]

Nois

e L

evel[dB]

Blood pump：：：：29max

Heparin pump：：：：14max

Acoustic NoiseStepping Motor

Back Ground Noisein Wards：：：：25



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3.

1. The integrated Hybrid Pump provides you with simple installation ofthe front panel and helps you to reduce your assembly cost/errors.

2. The single board driver also helps reduce the number of wires for internal connections, and as a result supports high reliability.

Benefit -- Simpler

The ratio of driver’s size:(W x D x H)

12 wires

Number of wires for internal connections:HP

BPDP

Needs only singlepanel installation.

2 wires

1 0.4



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3.

Our pump units have safety sensor systems shown in the followingfigures to protect patients from any risks of medical accident.

Benefit -- Safer

Plunger Holding Detection

Heparin Pump

Syringe Size DetectionOcclusion Detection

Cover Open Detection

Rotation Detection

Blood Pump

One Way Clutch System



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4. Technology Introduction

Simulation TechnologiesSimulation Technologies・Analysis Leads Design (ALD) System

Deformation Analysis

Pin-point Gate Fan Gate Side Gate

Plastic Mold Flow Analysis

Electromagnetic Field Analysis

パルスレートパルスレートパルスレートパルスレート　（ｐｐｓ）　（ｐｐｓ）　（ｐｐｓ）　（ｐｐｓ）

3-phase Stepping Motors Motor Solution for Partners


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5.

Medical Devices

Silence is important.

A super silent drive has

been achieved in

combination with the

KT series stepping

motors and micro step

drives.

•Dialysis machines

•Liquid analyzers (stirring)

•Blood component analyzers

•Infusion pumps

•Peristaltic pumps

•Packing machines

•Roentgen film developers

(film feed)

ＴｍＴｍＴｍＴｍ＞Ｓ（Ｊ（ｄ＞Ｓ（Ｊ（ｄ＞Ｓ（Ｊ（ｄ＞Ｓ（Ｊ（ｄωωωω／／／／ｄｔ）ｄｔ）ｄｔ）ｄｔ）＋＋＋＋ＤＤＤＤωωωω＋＋＋＋ＴＬ）ＴＬ）ＴＬ）ＴＬ）



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5.

Comparison

-DynamicPerformance

(KH56 series

stepping motor)

EFFICIENCY CHARACTERISTICEFFICIENCY CHARACTERISTICEFFICIENCY CHARACTERISTICEFFICIENCY CHARACTERISTIC

0000

10101010

20202020

30303030

40404040

50505050

60606060

70707070

80808080

PULSE RATE(pps)PULSE RATE(pps)PULSE RATE(pps)PULSE RATE(pps)

EFFICIENCY(%)

EFFICIENCY(%)

EFFICIENCY(%)

EFFICIENCY(%)

0000

100100100100

200200200200

300300300300

400400400400

500500500500

600600600600

700700700700

800800800800

PULL-OUT TORQUE(mN-

PULL-OUT TORQUE(mN-

PULL-OUT TORQUE(mN-

PULL-OUT TORQUE(mN-

m)m)m)m)

COMPETITOR EFFICIENCYCOMPETITOR EFFICIENCYCOMPETITOR EFFICIENCYCOMPETITOR EFFICIENCYJAPAN SERVO EFFICIENCYJAPAN SERVO EFFICIENCYJAPAN SERVO EFFICIENCYJAPAN SERVO EFFICIENCYCOMPETITOR TORQUECOMPETITOR TORQUECOMPETITOR TORQUECOMPETITOR TORQUEJAPAN SERVO TORQUEJAPAN SERVO TORQUEJAPAN SERVO TORQUEJAPAN SERVO TORQUE

40

45

50

55

60

65

70

75

80

0 500 1000 1500 2000

SPEED(r/min)

NO

ISE

(dB

A)

JAPAN SERVO

COMPETTITOR

Acoustic Noise Vibration

ＪＡＰＡＮ　ＳＥＲＶＯ

ＣＯＭＰＥＴＩＴＯＲ

3-phase Stepping Motors



10101010

5.

Comparison

-PositionAccuracy

(3-phase HB type

stepping motor)

Micro Step Drive (8 div./step)

----0.100.100.100.10°°°°

0.000.000.000.00°°°°

0.100.100.100.10°°°°

0.00.00.00.0°°°° 1.81.81.81.8°°°° 3.63.63.63.6°°°° 5.45.45.45.4°°°° 7.27.27.27.2°°°°

Position

Position Error

Competitor’s 2-phase Stepper KT42JM06-551(0.6 deg.)

3-phase Stepping Motors

Step Angle: 1.8 degrres Step Angle: 0.6 degrees Step Angle: 3.75 degrees

KH39,42,56 KT42,60 KR42

Speed(rpm） Low-Midle (200-1000) Low-Midle (200-1000) High (1000 MIN.)

Pos. Accuracy Good Excellent Little Poor

Vibration Good Excellent Excellent

Torque Excellent Good Little Poor

Acoustic Noise Good Good Excellent

Features & High Torque Low Vibration at low Low vibration and low

Application LBP, PPC speed(200-300rpm) noise for the whole region

PPC PPC, Medical Device

Features of our 3-phase Stepping Motors

Documents

Quieter, Simpler, Safer than Ever - Motion and Thermal … · · 2017-03-22DC Motor + Gear Head 0 10 20 30 40 50 60 ... HP connections: BP DP Needs only single panel installation