Quantum Data 700A Betriebsanweisung Seite 79

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Seitenansicht 78
Safety
Information
Product
Information
Mechanical
Installation
Electrical
Installation
Getting
Started
Basic
parameters
Running the
Motor
Optimization
SMARTCARD
Operation
Onboard
PLC
Advanced
Parameters
Technical
Data
Diagnostics
UL
Information
Quantum MP User Guide 79
Issue: A3 www.emersonct.com
8.4.2 Continuous autotune for current loop gains
In the static autotune the armature current loop gains are set up with no
flux in the motor. In some motors the inductance of the armature charges
significantly when flux is present in the machine. If this is the case, a
continuous autotune can be enabled to correct the gains for the fluxed
machine.
When Pr 5.26 is set to On, the continuous autotune is enabled which
continuously monitors the motor ripple and adjusts Motor constant
(Pr 5.15), Continuous proportional gain (Pr 4.13) and Discontinuous
integral gain (Pr 4.34) for optimum performance.
The static autotune should still be carried out because Continuous
integral gain (Pr 4.14) is not set by the continuous autotune.
Calculation of the gains is suspended when the voltage spill over loop
becomes active so that the gains are not increased when the field is
weakened (less flux in the machine).
This function does not operate when the drives are set-up in serial 12
pulse.
8.4.3 Drive commissioning output
The Quantum MP has a test pin that gives instantaneous armature
current feedback. The pin is identified by a half sign wave symbol and is
located to the right of the tachometer terminals. An Oscilloscope probe
can be attached to this pin to monitor the armature current.
8.5 Speed loop gains tuning
The speed loop gains control the response of the speed controller to a
change in speed demand. The speed controller includes proportional
(Kp) and integral (Ki) feed forward terms, and a differential (Kd)
feedback term. The drive holds two sets of these gains and either set
may be selected for use by the speed controller with Pr 3.16
Pr 3.16 may be changed when the drive is enabled or disabled.
• If Pr 3.16 = 0 - gains Kp1, Ki1 and Kd1 are used
• If Pr 3.16 = 1 - gains Kp2, Ki2 and Kd2 are used
8.5.1 Proportional gain (Kp) Pr 3.10 (SP01, 0.61) and
Pr 3.13
If Kp has a value and the integral gain Ki is set to zero the controller will
only have a proportional term, and there must be a speed error to
produce a torque reference. Therefore as the motor load increases there
will be a difference between the reference and actual speeds.
This effect, called regulation, depends on the level of the proportional
gain, the higher the gain the smaller the speed error for a given load.
If the proportional gain is too high either the acoustic noise produced by
speed feedback quantization becomes unacceptable, or the stability limit
is reached.
8.5.2 Integral gain (Ki) Pr 3.11 (SP02, 0.62) and
Pr
3.14
The integral gain is provided to prevent speed regulation. The error is
accumulated over a period of time and used to produce the necessary
torque demand without any speed error. Increasing the integral gain
reduces the time taken for the speed to reach the correct level and
increases the stiffness of the system, i.e. it reduces the positional
displacement produced by applying a load torque to the motor.
Unfortunately increasing the integral gain also reduces the system
damping giving overshoot after a transient. For a given integral gain the
damping can be improved by increasing the proportional gain. A
compromise must be reached where the system response, stiffness and
damping are all adequate for the application. The term is implemented in
the form of
Σ(Ki x error), and so the integral gain can be changed when
the controller is active without causing large torque demand transients.
8.5.3 Differential gain (Kd) Pr 3.12 (SP03, 0.63) and
Pr 3.15
The differential gain is provided in the feedback of the speed controller to
give additional damping. The differential term is implemented in a way
that does not introduce excessive noise normally associated with this
type of function. Increasing the differential term reduces the overshoot
produced by under-damping, however, for most applications the
proportional and integral gains alone are sufficient.
8.5.4 Manually setting up the speed loop gains
Figure 8-1 Responses
There are two methods of tuning the speed loop gains dependant on the
setting of Pr 3.17:
1. Pr 3.17 = 0, User set-up.
This involves the connecting of an oscilloscope to analog output 1 to
monitor the speed feedback. Give the drive a step change in speed
reference and monitor the response of the drive on the oscilloscope.
The proportional gain (Kp) should be set up initially. The value should be
increased up to the point where the speed overshoots and then reduced
slightly.
The integral gain (Ki) should then be increased up to the point where the
speed becomes unstable and then reduced slightly.
It may now be possible to increase the proportional gain to a higher
value and the process should be repeated until the system response
matches the ideal response as shown.
Figure 8-1 shows the effect of incorrect P and I gain settings as well as
the ideal response.
2. Pr 3.17 = 1, Bandwidth set-up
If bandwidth based set-up is required, the drive can calculate Kp and Ki
if the following parameters are set up correctly:
Pr 3.18 - Motor and load inertia - it is possible to measure the load inertia
as part of the auto-tuning process (see Pr 5.12 (SE13, 0.34)).
Pr 3.20 - Required bandwidth,
Pr 3.21 - Required damping factor,
Pr 5.32 - Motor torque per amp (Kt).
8.5.5 Speed loop gains for very high inertia
Pr 3.17 = 2 - Kp gain times 16
If this parameter is set to 2 the Kp gain (from whichever source), is
multiplied by 16. This is intended to boost the range of Kp for
applications with very high inertia. It should be noted that if high values
of Kp are used it is likely that the speed controller output will need to be
filtered, see (Pr 3.42). If the feedback is not filtered it is possible that the
output of the speed controller will be a square wave that changes
between the current limits causing the integral term saturation system to
malfunction.
Speed demand
Insufficient
proportional
gain
Excessive proportional
gain
Excessive integral gain
Ideal response
Seitenansicht 78
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ASROCK A55 Pro3 manuals

Owner’s manuals and user’s guides for Motherboards ASROCK A55 Pro3.
We providing 3 pdf manuals ASROCK A55 Pro3 for download free by document types: User Manual, Quick Start Manual


Asrock A55 Pro3 Quick Start Manual (190 pages)


Brand: Asrock | Category: Motherboards | Size: 7.27 MB |

    

Table of contents

Copyright Notice:

1

Disclaimer:

1

SOCKET FM1

2

1.1 Package Contents

5

1.2 Specifications

6

CAUTION!

9

2. Installation

12

2.1 CPU Installation

13

Installing a DIMM

15

Installing an expansion card

16

2.5 CrossFireX

17

and Quad CrossFireX

17

Operation Guide

17

2.5.1 Graphics Card Setup

17

CrossFire Bridge

18

ATI Catalyst Control Center

19

or Quad CrossFireX

20

dates and details

22

HDMI portD-Sub port

23

(Optional)

28

(2-pin HDMI_SPDIF1)

32

1.1 Kartoninhalt

36

1.2 Spezifikationen

37

http://www.asrock.com

39

VORSICHT!

40

Default

43

Einstellung

43

1.4 Anschlüsse

44

(9-pin PANEL1)

46

(siehe S.2 - No. 16)

46

(4-pin SPEAKER1)

46

(siehe S.2 - No. 15)

46

(siehe S.2 - No. 31)

49

1.1 Contenu du paquet

51

Français

51

1.2 Spécifications

52

ATTENTION!

55

Effacer la

58

Paramètres

58

Italiano

66

1.2 Specifiche

67

ATTENZIONE!

70

Azzeramen

73

Impostazione

73

1.1 Contenido de la caja

80

1.2 Especificación

81

http://www.asrock.com

83

ATENCIÓN!

84

1.3 Setup de Jumpers

87

(vea p.2, N. 16)

90

(vea p.2, N. 15)

90

(HDMI_SPDIF1 de 2 pin)

93

(vea p.2, N. 31)

93

2. BIOS Información

94

1.1 Комплектность

95

1.2 Спецификации

96

ОСТОРОЖНО!

99

ASRock A55 Pro3 Motherboard

101

1.3 Установка перемычек

102

M IC_RET

104

P RESENCE#

104

1 2 3 4

106

1.1 Paket İçindekiler

109

1.2 Özellikler

110

Clear CMOSDefault

116

takın

121

1.1 패키지 내용

123

1.2 설명서

124

1.3 점퍼 셋팅

130

CMOS 삭제기본 설정

130

1.4 온보드 헤더 및 커넥터

131

5 에전원공급을 삽입해야합니다

135

4- 핀 ATX 12V 전원공급장치

135

(2 핀 HDMI_SPDIF1)

136

(2 페이지 , 31 번 항목 참조 )

136

2. 시스템 바이오스 정보

137

3. 소프트웨어 지원 CD 정보

137

1.1 パッケージ内容

138

1.3 ジャンパ設定

145

1.4 オンボードのヘッダとコネクタ類

146

4 8

150

1 5

150

4 8

150

1 5

150

2.BIOS 情報

152

3.ソフトウェア サポート CD 情報

152

1.1 包裝盒內物品

153

1.2 主板規格

154

1.3 跳線設置

159

1.4 板載接頭和接口

160

CHA_FAN_SPEED

162

FAN_SPEED_CONTROL

162

(2 針 HDMI_SPDIF1)

164

( 見第 2 頁第 31 項 )

164

電子信息產品污染控制標示

166

有毒有害物質或元素的名稱及含量說明

166

1.2 主機板規格

168

此類接頭是不用跳線帽連接的,請不要用跳線帽短接這些接頭。

174

跳線帽不正確的放置將會導致主機板的永久性損壞 !

174

(9 針 COM1)

178

( 見第 2 頁第 29 項 )

178

1.1 Isi Paket

180

1.2 Spesifikasi

181

Bahasa Indonesia

182





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