ISO-Code Number of particles / 100ml (to ISO 4406) from up to
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
0,5 1 2 4 8 16 32 64 130 250 500 1000 2000 4000 8000 16000 32000 64000 130000 260000 500000 1000000 2000000 4000000 8000000 16000000 32000000 64000000 130000000 1 2 4 8 16 32 64 130 250 500 1000 2000 4000 8000 16000 32000 64000 130000 260000 500000 1000000 2000000 4000000 8000000 16000000 32000000 64000000 130000000 250000000
EContamination (Frank)
15
Particle Proportions（肉眼能看到的颗粒 物直径）
75
Diameter in µm
Human hair
30
15
5 1
Bearing lubrication film
EContamination (Frank)
Fine/coarse particle
Controlling
Electronic Particle Counter Principle
EContamination (Frank)
23
Contamination Classes to NAS 1638
NAS-Code
(to NAS 1638)
Number of particles / 100ml 2 - 5 µm 5 - 15 µm 15 - 25 µm 25 - 50 µm 50 - 100 µm
EContamination (Frank)
29
Contamination Classes


NAS 9 ISO 18/15 Fresh oil, delivery in tank trucks
EContamination (Frank)
30
Contamination Classes


NAS 12 ISO 21/18 Fresh oil, delivery in barrels
EContamination (Frank)
21
Measuring with Fluid Control Unit (FCU)

10 [min] 0:01 0:02 0:03 0:04 0:05 0:06 0:07 0:08 0:09 0:10 0:11 0:12 0:13 0:14 12 14 16 18 20
产品培训
EContamination (Frank)
1
1. 油液中污染物的形成 2． NAS以及ISO标准所代表的含义 3． 清洁度的直观照片 4． 不同的滤芯过滤精度所能达到的油液清洁度等级 5． 污染物的渗透过程 6． 轴承座磨损的直观照片 7． 固体颗粒物的种类，以及对工作元件的影响程度 8． 依据颗粒物的种类不同的处理方法 9． 过滤器的作用，好处 10． 滤芯的过滤方式（表面和深层） 11． 表面过滤以及深层过滤的特点 12． 滤芯的参数以及β值的介绍 13． ＨＹＤＡＣ滤芯的结构 14． 根据不同的安装位置选择不同的过滤器型式 15． 压力发讯器以及压差发讯器的原理 16． 常用的发讯器报警值 17． 根据实际例子选型
4
8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072
1
2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768
Contamination Classes to ISO 4406
EContamination (Frank)
31
Dirt Penetration e.g. Cylinder
Gradually increase of the particle number 不断增加的颗粒 物
EContamination (Frank)
35
Dirt Penetration e.g. Cylinder
4
6
8
10
12
[min]
NAS
0:01 0:02 0:03 0:04 0:05 0:06 0:07 0:08 0:09 0:10 0:11 0:12 0:13 0:14
ISO
Document
PC
EContamination (Frank)
SPS
Measuring and Registering
22
Directing
EContamination (Frank)
12
Types of Liquid Contamination （液态污染物类型）


Water水 Adding incompatable new oil增加新油
EContamination (Frank)
13
Types of Gaseous Contamination
00 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
125
250 500 1000 2000 4000 8000 16000 32000 64000 128000 256000 512000 1024000 2048000 4096000
22
44 88 176 352 704 1408 2816 5632 11264 22528 45056 90112 180224 360448 720896
EContamination (Frank)
10
Types of Contamination
Solid 固态物
Liquid液态物
Gaseous气体
EContamination (Frank)
11
Types of Solid Contamination （固态污染物类型）




Core sand型砂 Weld splatter焊渣 Fibers纤维 Scale剥落 Rust锈蚀物 Packaging residue包装材料 Paint油漆

Increased leakage增加泄露
Jamming of pistons and spools扰动


Component failure失效 Changes in control characteristics改变特性
Beijing,Anshan,Wuhan,Guangzhou北京，鞍山，武汉，长沙，广州，成都，重庆，沈阳。。 Anzahl Händler, Vertriebs-bzw. Service-partner/ Number of Distributors or Service Partners: 26 Anzahl Mitarbeiter / No. of employees: 350 Produktion, Montage/ production, assembly: ja / yes Service: ja /yes Lager/ stock: ja / yes
18
Errors of Measurement Place of the Micro Hose
EContamination (Frank)
19
Particle Counter Calibration
EContamination (Frank)
20
Particle Counter Principle
EContamination (Frank)
9
Effects(影响结果）
70-80% of all failures of hydraulic systems and up to 90% of all bearing failures are caused by contamination of the hydraulic fluid or lubricant 70%-80%的液压系统问题和超过90%的轴承问 题是液压介质污染引起的
16
Contamination Class NAS 7 or ISO 17/14
EContamination (Frank)
17
Errors of Measurement Ways of taking a Sample（取样方法）
static
dynamic
EContamination (Frank)
EContamination (Frank)
6
System for Steel Plant In 2013 钢厂系统 63.38 Million RMB
Hydraulic Power Station 电厂
Hydraulic Control Stand
EContamination (Frank)
7
Pu Yang 3.5m Rolling Mill AGC Control System
MOOG three-stage servo valves Qn =800 l/min P=420 bar
EContamination (Frank)
8
Pu Yang 3.5m Rolling Mill Balancing System
Piston Accumulator : 100 L x 2 Nitrogen Bottles: 100L x 20 Bladder Accumulator : 50 L x 12